Curated

(5/5)

Handling Appointment Leads and Follow-up With Twilio, Cal.com and AI

Step 6. Filter Open Enquiries from Airtable 💡Criteria For Follow Up Candidates No Scheduled Appointment No Request to STOP No Previous Follow-up in Past 3 days Follow-up is less than 3 times

Integrations Used (9)

Outputparserstructured

Outputparserautofixing

Chainllm

Toolhttprequest

Agent

Workflow Structure (24 nodes)

100%

Twilio Trigger

Switch

Check For Command Words

Airtable

User Request STOP

Airtable

Get Existing Chat Session

Twilio

Send Confirmation

Langchain.agent

Appointment Scheduling Agent1

Airtable

Create/Update Session

Twilio

Send Reply

Schedule Trigger

Every 24hrs

Airtable

Find Follow-Up Candidates

Langchain.lm Chat Open Ai

OpenAI Chat Model3

Langchain.lm Chat Open Ai

OpenAI Chat Model1

Langchain.chain Llm

Generate Follow Up Message

Langchain.tool Http Request

Get Availability

Langchain.tool Http Request

Create a Booking

Langchain.tool Http Request

Get Existing Booking

Langchain.tool Http Request

Reschedule Booking

Airtable

Update Follow-Up Count and Date

Langchain.tool Http Request

Find Existing Booking

Langchain.tool Http Request

Cancel Booking

Langchain.output Parser Autofixing

Auto-fixing Output Parser

Langchain.lm Chat Open Ai

OpenAI Chat Model2

Twilio

Send Follow Up Message

Langchain.output Parser Structured

Structured Output Parser

Node Types:

trigger

default

action

logic

http

Requires credentials

Prerequisites

Required Credentials (5)

Airtable Token

Used by: Find Follow-Up Candidates, Update Follow-Up Count and Date +3 more

Docs

Cal

Used by: Get Availability, Get Existing Booking +4 more

Docs

HTTP Header Auth

Used by: Get Availability, Find Existing Booking +3 more

Docs

OpenAI

Used by: OpenAI Chat Model1, OpenAI Chat Model2 +1 more

Docs

Twilio

Used by: Twilio Trigger, Send Follow Up Message +2 more

Docs

Multiple services required

This workflow needs 5 different credentials. Make sure you have accounts for all services before importing.

Complexity

Advanced

Expert level. Custom code, complex logic, many integrations.

Setup time: ~1 hour

Score: 73/100

Conditional Logic

4 Integrations

When to Use This Workflow

Automated Reporting

Automatically collect and organize data into spreadsheets for analysis.

Spend less time on data entry and more time on insights.

Scheduled Operations

Run automated tasks at specific times - daily reports, weekly cleanups, monthly backups.

Set it and forget it - reliable automation that runs on your schedule.

Real-time Response

React instantly when events happen - new orders, form submissions, or API calls.

Zero delay between trigger and action for time-sensitive workflows.

workflow.json

{
  "meta": {
    "instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9"
  },
  "nodes": [
    {
      "id": "f55b3110-f960-4d89-afba-d47bc58102eb",
      "name": "Twilio Trigger",
      "type": "n8n-nodes-base.twilioTrigger",
      "position": [
        100,
        180
      ],
      "webhookId": "bfc8f587-8183-46f8-9e76-3576caddf8c0",
      "parameters": {
        "updates": [
          "com.twilio.messaging.inbound-message.received"
        ]
      },
      "credentials": {
...