if you are not cruising in the next 45 days--it wont work. the cabin isnt set yet.
your fun pass needs to be completed for all parties with the bookingnumber.
if that is done--
go to carnivals web page... scoll to the bottom and click on funpass- fill in your information.. ship name, date, last name and booking #
next page will give you 2 options-- click on view gifts. then add anything at all to your cart. when you scrooll down you will see either a cabin asignment or GTEE