n8n Workflow

Suggest Meeting Slots Using Ai

This n8n workflow automates tasks and integrates with various services. Suggest Meeting Slots Using Ai - ready to import and run in your n8n instance.

n8n workflow.json

About This Script

This n8n workflow automates tasks and integrates with various services. Suggest Meeting Slots Using Ai - ready to import and run in your n8n instance.
Features:
  • Conditional logic and branching
Source Code
{
    "nodes": [
        {
            "id": "bd1dae81-daea-4539-bf1d-38eb9a2bd2f0",
            "name": "Gmail Trigger",
            "type": "n8n-nodes-base.gmailTrigger",
            "position": [
                500,
                560
            ],
            "parameters": {
                "filters": {
                    "readStatus": "unread",
                    "includeSpamTrash": false
                },
                "pollTimes": {
                    "item": [
                        {
                            "mode": "everyMinute"
                        }
                    ]
                }
            },
            "credentials": {
                "gmailOAuth2": {
                    "id": "kLFedNEM8Zwkergv",
                    "name": "Gmail account"
                }
            },
            "typeVersion": 1
        },
        {
            "id": "a97c3ab1-6fbc-441e-af11-3c746936013b",
            "name": "Chat OpenAI",
            "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
            "position": [
                720,
                740
            ],
            "parameters": {
                "model": "gpt-4",
                "options": {
                    "temperature": 0.1
                }
            },
            "credentials": {
                "openAiApi": {
                    "id": "wJtZwsVKW5v6R2Iy",
                    "name": "OpenAi account"
                }
            },
            "typeVersion": 1
        },
        {
            "id": "a1205598-7cd4-4278-ad53-0cfc7c7947ff",
            "name": "Workflow Tool",
            "type": "@n8n/n8n-nodes-langchain.toolWorkflow",
            "position": [
                1580,
                759
            ],
            "parameters": {
                "name": "Calendar_Availability",
                "workflowId": "={{ $workflow.id }}",
                "description": "Call this tool to get my calendar availability as stringified JSON array."
            },
            "typeVersion": 1
        },
        {
            "id": "5ba2c2b0-2218-45d2-a417-f86c80643397",
            "name": "Chat OpenAI1",
            "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
            "position": [
                1420,
                759
            ],
            "parameters": {
                "model": "gpt-4",
                "options": {
                    "temperature": 0
                }
            },
            "credentials": {
                "openAiApi": {
                    "id": "wJtZwsVKW5v6R2Iy",
                    "name": "OpenAi account"
                }
            },
            "typeVersion": 1
        },
        {
            "id": "012835ec-c20a-4b84-bed8-67f6aac30698",
            "name": "Sticky Note",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                460,
                460
            ],
            "parameters": {
                "width": 616.8060552874073,
                "height": 410.24791575252334,
                "content": "Configuration note: update with your credentials or endpoint.",
                "color": "#FFF59D"
            },
            "typeVersion": 1
        },
        {
            "id": "ceaa4f77-acc8-437e-9d61-16cf344a7748",
            "name": "Sticky Note1",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                1340,
                460
            ],
            "parameters": {
                "width": 676.1951194231482,
                "height": 241.70645019745504,
                "content": "Configuration note: update with your credentials or endpoint.",
                "color": "#FFF59D"
            },
            "typeVersion": 1
        },
        {
            "id": "499def23-7dec-4131-91fd-326b1b824762",
            "name": "Google Calendar",
            "type": "n8n-nodes-base.googleCalendar",
            "position": [
                680,
                1120
            ],
            "parameters": {
                "options": {
                    "timeMax": "={{ $now.plus(1, 'month').toISO() }}",
                    "timeMin": "={{ $now.minus(1, 'day').toISO() }}",
                    "singleEvents": true
                },
                "calendar": {
                    "__rl": true,
                    "mode": "list",
                    "value": "your_email@gmail.com",
                    "cachedResultName": "your_email@gmail.com"
                },
                "operation": "getAll",
                "returnAll": true
            },
            "credentials": {
                "googleCalendarOAuth2Api": {
                    "id": "s95HsHIMB7oK0dAH",
                    "name": "Google Calendar account"
                }
            },
            "typeVersion": 1
        },
        {
            "id": "0f5f43fa-3386-4682-b620-21db35651d3b",
            "name": "Execute Workflow Trigger",
            "type": "n8n-nodes-base.executeWorkflowTrigger",
            "position": [
                460,
                1120
            ],
            "parameters": [],
            "typeVersion": 1
        },
        {
            "id": "8b2b82b9-c11f-4e7f-ab23-16ea5e395e11",
            "name": "Format response",
            "type": "n8n-nodes-base.itemLists",
            "position": [
                1560,
                1120
            ],
            "parameters": {
                "include": "allFieldsExcept",
                "options": [],
                "aggregate": "aggregateAllItemData",
                "operation": "concatenateItems",
                "fieldsToExclude": "sort",
                "destinationFieldName": "response"
            },
            "typeVersion": 3
        },
        {
            "id": "ac363d85-5c6e-4a9f-9cfc-ecc15a325b01",
            "name": "Stringify Response",
            "type": "n8n-nodes-base.set",
            "position": [
                1780,
                1120
            ],
            "parameters": {
                "values": {
                    "string": [
                        {
                            "name": "response",
                            "value": "={{ JSON.stringify($json.response) }}"
                        }
                    ]
                },
                "options": [],
                "keepOnlySet": true
            },
            "typeVersion": 2
        },
        {
            "id": "399c5bc4-c8bd-4d0b-942a-9889447880a9",
            "name": "Extract start, end and name",
            "type": "n8n-nodes-base.set",
            "position": [
                1100,
                1120
            ],
            "parameters": {
                "values": {
                    "string": [
                        {
                            "name": "start",
                            "value": "={{ DateTime.fromISO($json.start.dateTime).toLocaleString(DateTime.DATE_HUGE) }}, {{ DateTime.fromISO($json.start.dateTime).toLocaleString(DateTime.TIME_24_WITH_SHORT_OFFSET) }}"
                        },
                        {
                            "name": "end",
                            "value": "={{ DateTime.fromISO($json.end.dateTime).toLocaleString(DateTime.DATE_HUGE) }}, {{ DateTime.fromISO($json.end.dateTime).toLocaleString(DateTime.TIME_24_WITH_SHORT_OFFSET) }}"
                        },
                        {
                            "name": "name",
                            "value": "={{ $json.summary }}"
                        },
                        {
                            "name": "sort",
                            "value": "={{ $json.start.dateTime }}"
                        }
                    ]
                },
                "options": [],
                "keepOnlySet": true
            },
            "typeVersion": 2
        },
        {
            "id": "a39b6c7d-fdcc-452d-9ef5-50b038153330",
            "name": "Filter only confirmed and with set time",
            "type": "n8n-nodes-base.filter",
            "position": [
                880,
                1120
            ],
            "parameters": {
                "conditions": {
                    "string": [
                        {
                            "value1": "={{ $json.status }}",
                            "value2": "confirmed"
                        }
                    ],
                    "boolean": [
                        {
                            "value1": "={{ $json.start.dateTime }}",
                            "value2": "={{ undefined }}",
                            "operation": "notEqual"
                        }
                    ]
                }
            },
            "typeVersion": 1
        },
        {
            "id": "0e0a2be9-cde7-497d-94c5-180128382bb7",
            "name": "Is appointment request",
            "type": "n8n-nodes-base.if",
            "position": [
                1100,
                560
            ],
            "parameters": {
                "conditions": {
                    "string": [
                        {
                            "value1": "={{ $json.is_appointment }}",
                            "value2": "true"
                        }
                    ],
                    "boolean": [
                        {
                            "value1": "={{ $json.is_appointment }}",
                            "value2": true
                        }
                    ]
                },
                "combineOperation": "any"
            },
            "typeVersion": 1
        },
        {
            "id": "a6e11f63-a56a-4fe0-91c8-0dde2720e905",
            "name": "Classify appointment",
            "type": "@n8n/n8n-nodes-langchain.chainLlm",
            "position": [
                720,
                560
            ],
            "parameters": {
                "prompt": "=Please evaluate the following email to determine if it suggests scheduling a meeting or a call:\nSubject: {{ encodeURI($json.Subject) }}\nSnippet: {{ encodeURI($json.snippet) }}\nIndicate your assessment by responding with \"true\" if it suggests a meeting or call, or \"false\" otherwise. Use lowercase for your response.\n"
            },
            "typeVersion": 1
        },
        {
            "id": "b6411b14-67f6-4195-a834-60a4dc5e4851",
            "name": "Structured Output Parser",
            "type": "@n8n/n8n-nodes-langchain.outputParserStructured",
            "position": [
                880,
                740
            ],
            "parameters": {
                "jsonSchema": "{\n  \"type\": \"object\",\n  \"properties\": {\n    \"is_appointment\": {\n      \"type\": \"boolean\"\n    }\n  }\n}"
            },
            "typeVersion": 1
        },
        {
            "id": "96248431-290b-4fb1-94a3-714e7c0008d4",
            "name": "Sticky Note2",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                640,
                1058.6115582634225
            ],
            "parameters": {
                "width": 810.4923211935056,
                "height": 224.60561166142082,
                "content": "Configuration note: update with your credentials or endpoint.",
                "color": "#FFF59D"
            },
            "typeVersion": 1
        },
        {
            "id": "48bc7c0c-0b74-418e-8c5c-6a6faf24722c",
            "name": "Sticky Note3",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                1513,
                1060
            ],
            "parameters": {
                "width": 444.4130232558142,
                "height": 220.42397542781927,
                "content": "Configuration note: update with your credentials or endpoint.",
                "color": "#FFF59D"
            },
            "typeVersion": 1
        },
        {
            "id": "a68f7b27-1891-46c7-92b2-650cc17f94d6",
            "name": "Sort",
            "type": "n8n-nodes-base.itemLists",
            "position": [
                1320,
                1120
            ],
            "parameters": {
                "options": [],
                "operation": "sort",
                "sortFieldsUi": {
                    "sortField": [
                        {
                            "fieldName": "sort"
                        }
                    ]
                }
            },
            "typeVersion": 3
        },
        {
            "id": "2b5b5855-6d3f-4405-9f48-5d6c4ee2475b",
            "name": "Mark as read",
            "type": "n8n-nodes-base.gmail",
            "position": [
                1840,
                739
            ],
            "parameters": {
                "messageId": "={{ $('Gmail Trigger').item.json.id }}",
                "operation": "markAsRead"
            },
            "credentials": {
                "gmailOAuth2": {
                    "id": "kLFedNEM8Zwkergv",
                    "name": "Gmail account"
                }
            },
            "typeVersion": 2.1
        },
        {
            "id": "accbe2df-367a-4bd3-a383-12ee79062e12",
            "name": "Send Reply",
            "type": "n8n-nodes-base.gmail",
            "position": [
                1840,
                539
            ],
            "parameters": {
                "message": "={{ $json.output }}",
                "options": {
                    "replyToSenderOnly": true
                },
                "messageId": "={{ $('Gmail Trigger').item.json.id }}",
                "operation": "reply"
            },
            "credentials": {
                "gmailOAuth2": {
                    "id": "kLFedNEM8Zwkergv",
                    "name": "Gmail account"
                }
            },
            "typeVersion": 2
        },
        {
            "id": "66d62337-d0c1-4744-b169-8e95c1d1492a",
            "name": "Agent",
            "type": "@n8n/n8n-nodes-langchain.agent",
            "position": [
                1400,
                539
            ],
            "parameters": {
                "text": "=Sender: {{ $('Gmail Trigger').item.json.From }}\\nSubject: {{ $('Gmail Trigger').item.json.Subject }}\\nEmail Text: {{ $('Gmail Trigger').item.json.snippet }}",
                "options": {
                    "systemMessage": "=You are an email scheduling assistant. Based on the received email, check my availability and propose an appropriate response. \nAim to get a specific time, rather than just a day. When checking my availability, make sure that there's enough time in between meetings.\nIf I'm not available, ALWAYS propose a new time based on my availability. When proposing a new time, always leave 15 minutes buffer from previous meeting.\nToday date and time is: {{ $now.toISO() }}."
                }
            },
            "typeVersion": 1
        }
    ],
    "connections": {
        "Sort": {
            "main": [
                [
                    {
                        "node": "Format response",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Agent": {
            "main": [
                [
                    {
                        "node": "Send Reply",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "Mark as read",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Chat OpenAI": {
            "ai_languageModel": [
                [
                    {
                        "node": "Classify appointment",
                        "type": "ai_languageModel",
                        "index": 0
                    }
                ]
            ]
        },
        "Chat OpenAI1": {
            "ai_languageModel": [
                [
                    {
                        "node": "Agent",
                        "type": "ai_languageModel",
                        "index": 0
                    }
                ]
            ]
        },
        "Gmail Trigger": {
            "main": [
                [
                    {
                        "node": "Classify appointment",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Workflow Tool": {
            "ai_tool": [
                [
                    {
                        "node": "Agent",
                        "type": "ai_tool",
                        "index": 0
                    }
                ]
            ]
        },
        "Format response": {
            "main": [
                [
                    {
                        "node": "Stringify Response",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Google Calendar": {
            "main": [
                [
                    {
                        "node": "Filter only confirmed and with set time",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Classify appointment": {
            "main": [
                [
                    {
                        "node": "Is appointment request",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Is appointment request": {
            "main": [
                [
                    {
                        "node": "Agent",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Execute Workflow Trigger": {
            "main": [
                [
                    {
                        "node": "Google Calendar",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Structured Output Parser": {
            "ai_outputParser": [
                [
                    {
                        "node": "Classify appointment",
                        "type": "ai_outputParser",
                        "index": 0
                    }
                ]
            ]
        },
        "Extract start, end and name": {
            "main": [
                [
                    {
                        "node": "Sort",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Filter only confirmed and with set time": {
            "main": [
                [
                    {
                        "node": "Extract start, end and name",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    },
    "n8n_version": "1.5.0"
}
Requirements
n8n instance, API credentials for connected services
Tags
#n8n #automation #workflow
Quick Actions
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