Companion Care Needed - Full-time / Part-time

About who needs care: my dad is in a wheelchair--cant walk--he can transition a bit.... he will need someone to help him take showers, bathroom, be around him for medicine---bed, getting dressed, we want to go on a cruise with the family and the person would be with us assisting my dad. About the care needs: my dad just turned 82... he is depressed due to being in a wheelchair since January of this year. We are hoping a family trip will bring a bit more happiness---he is in an assisted living currently. also, this trip is not confirmed as I am just doing initial pre-planning. Services needed include: mobility assistance.