Is there a maximum number of times I can amend the date/time of my tickets on Booking Portal? You can amend your tickets up to 3 times on Booking Portal. Related articles Can I change the date/time of my booking? How do I contact you by Telephone? Is there a fee for changing the date/time of my tickets on Booking Portal? Can I change my visit time or date after my original visit time or date via Booking Portal? I have not received my email confirmation, what should I do?