Booking:

{{booking.id}}
{{booking.url}} - URL for your customers to manage the booking
{{booking.email}}
{{booking.start}} - ISO-8601
{{booking.end}} - ISO-8601
{{booking.timezone}}

Service/Meeting Type:

{{booking.service.id}}
{{booking.service.name}}
{{booking.service.price}} 

Member:

{{booking.bookable.id}}
{{booking.bookable.name}}

Organization:

{{booking.organization.id}}
{{booking.organization.name}}
 

Form Fields

{{booking.fields['SLUG']}}  

UTM Tracking:

The channel tracking variables the user landed on the booking page with.

{{booking.utm_source}}
{{booking.utm_medium}}
{{booking.utm_campaign}}
{{booking.utm_content}}
{{booking.utm_term}}

Related Article: Redirect User Based On the Service or Member Booked

Did this answer your question?