We started on a short trip, too and knew after the first day we wanted a longer cruise next time!
I think the first time jitters are totally normal. At sailaway I started to relax and began the best vacation ever. I'm sure you will too.
Enjoy and let us know how it goes.
Carnival Elation March 11
Carnival Imagination Sept 07
Carniival Sensation Dec 06
RCI Sovereign of the Seas Sept 06
Carnival Miracle Sept 05
Carnival Glory Sept 04
Carnival Fantasy Jan 04