Send missed appointment rescheduling emails with webhook and Gmail
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This workflow has 6 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects Gmail.
How it runs
Trigger: When an HTTP POST request hits its webhook URL.
- Configure recovery message (Edit Fields (Set)): sets 3 fields: business_name, booking_url, email_subject
- Validate event and prepare email (Code): runs custom JavaScript code
- Is recovery allowed? (If): checks a condition and branches into true / false
- Send rescheduling email (Gmail): uses Gmail
- Return webhook acknowledgement (Respond to Webhook): sends the response back to the webhook caller
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (6)
- Webhook
n8n-nodes-base.webhook - Edit Fields (Set)
n8n-nodes-base.set - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - Gmail
n8n-nodes-base.gmail - Respond to Webhook
n8n-nodes-base.respondToWebhook
From the author
Quick Overview This workflow receives missed-appointment events via a webhook, validates and filters them, then sends a single rescheduling email through Gmail and returns a JSON acknowledgement to the caller. How it works 1. Receives a POST webhook request…