First check that Extra Options are selected to show in submit form from Admin -> Theme Options -> Payments & Submit -> Listing Submit Page
Extra Options are added from Edit Property – Price Settings
Add in booking form other options. You can select
- Option Name,
- Option Value (fixed number) and
- Option Calculation (fixed fee, by night/hour, by guest or by night/hour and guest)
You can add and delete these booking options as owner for each listing.
In Property page the booking form will show with the extra options