Sounds like you all will have a great vacation! check out
www.bringfido.com it's been very helpful to us.
I'm not sure how often you have traveled with your fur kids so I just want to share my prep routine.
Pack a puppy kit, nutrical, baby wipes, nail file, gauze & ace bandage, antibiotic cream, little scissors
List of all local vets and 24 hr animal hospitals
extra leash and harness and t-shirt.
hope this helps
Have a wonderful and safe trip!