How Do I Delete a Lead or Booking?
While deleting leads and bookings is not a functionality in Gather, you do have the ability to archive leads or cancel bookings to remove them from your default view. The below articles provide some further detail:
How Do I Archive a Lead?
Why should I Mark Bookings as Closed or Canceled?
To further hide these bookings and/or leads from appearing in your account, we recommend changing the event date to a date far in the past (for example, January 1, 2000) so that it does not appear in your current data.