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Cancel a matching Appointo booking when an attendee declines

Keep an RSVP decline from turning into a lingering customer booking.

Trigger

Attendee Response Changed

Polling trigger that fires when any attendee's RSVP changes to accepted, declined, or tentative. Returns attendee info and current status.

Action

Cancel Booking

Tool to cancel a booking or selected customers. Use when you need to revoke an entire booking or individual attendees after verifying booking details. Use after retrieving booking information.

Why this helps

When a customer declines a calendar invitation, remembering to locate and cancel their separate booking adds another follow-up task.

  • Bring the RSVP change to the booking workflow promptly.
  • Use the returned attendee and status details to identify the customer.
  • Reduce active bookings that no longer reflect the attendee's intent.

Setup

Build it in a few focused steps.

  • 1Connect Google Calendar and Appointo once in the Notis portal.
  • 2Create an automation in Automations, New Automation, and give it a clear name.
  • 3Tell Notis to verify the matching Appointo booking using the attendee and event details, then cancel only the confirmed customer's booking after checking its details.
  • 4Pick the Google Calendar Attendee Response Changed trigger.
  • 5Choose where run reports go, then test with one real declined RSVP and confirm the booking match.

Questions about this workflow

Will every decline cancel a booking automatically?

The instruction should require a confirmed booking match and verified details before cancellation. If the match is uncertain, have Notis report it for review.

Can this cancel a whole booking?

The Appointo cancel action supports a booking or selected customers. Instruct Notis to cancel only the intended customer when the booking contains multiple attendees.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Google Calendar to Appointo. A trigger fires from one place; an action lands in another.

Google Calendar triggers

Appointo actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Authenticate Appointo API Token

Tool to authenticate with the Appointo API by validating the APPOINTO-TOKEN header. Use when verifying the token before subsequent API calls.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Cancel Booking

Tool to cancel a booking or selected customers. Use when you need to revoke an entire booking or individual attendees after verifying booking details. Use after retrieving booking information.

ActionInstant

Attendee Response Changed

Polling trigger that fires when any attendee's RSVP changes to accepted, declined, or tentative. Returns attendee info and current status.

TriggerPolling

Create Booking

Tool to create a new booking. Use when scheduling a customer booking after confirming appointment availability.

ActionInstant

Event Canceled or Deleted

Triggers when a Google Calendar event is cancelled or deleted. Returns minimal data: event_id, summary (if available), and cancellation timestamp.

TriggerPolling

Get Appointment Availability

Tool to get calendar availability for a specific appointment. Use when you need to fetch available time slots for an appointment within a date range.

ActionInstant

Event Starting Soon

Triggers when a calendar event is within a configured number of minutes from starting. Returns event details, time remaining, attendees, and join links when available.

TriggerPolling

List Appointments

Tool to list appointments. Use when fetching appointments with optional filters and pagination after confirming a valid API token.

ActionInstant

Calendar Event Changes

**SOON TO BE DEPRECATED** - Use Calendar Event Sync (polling trigger) instead. Real-time webhook trigger for calendar event changes. Returns event metadata only. For full event data, use Calendar Event Sync (polling trigger).

TriggerInstant

List Bookings

Tool to list bookings. Use when you need to fetch bookings filtered by status, paging, or search term.

ActionInstant

Event Created

Polling trigger that fires when a new calendar event is created. Returns event ID, summary, start/end times, and organizer info.

TriggerPolling

List Products

Tool to fetch all available products. Use when browsing products with optional paging and search. Call after authenticating with Appointo API.

ActionInstant

Calendar Event Sync

Polling trigger that returns full event data including details, attendees, and metadata. For real-time notifications with basic info, use Calendar Event Changes (webhook).

TriggerPolling

List Subscription Contracts

Tool to list subscription contracts. Use when retrieving contracts with optional search after confirming a valid API token.

ActionInstant

Connect any two apps with Notis in the middle.

Google Calendar and Appointo, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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