Can a booking be cancelled once the slot has expired? Akhila Nair October 31, 2018 08:36 Updated Follow A booking cannot be cancelled once the slot has expired. Related articles I cancelled my booking, When will I get my money back? How to cancel my booking? I am not able to cancel my booking 1-2 hours prior to a slot. When can a booking not be cancelled? Comments 0 comments Please sign in to leave a comment.