You could have a look here:
scribd dot com/doc/97183271/FFS-PATIENT-GUIDE-TO-FACIAL-FEMINIZATION
Obviously its possible you need liquid diet for a few days.
As far as you would need a nurse, and what kind of care would be advisable you might ask the Team.
You might look for flights without accomodation, and compare then.
And maybe Jenny could be convinced to give some kind of discount because of the season, during that time hotels are less booked.
On the other hand you'd be in that location over christmas, so there might be a few aspects to consider... rather alone in a hotel or with company...
many hugs