[ ...Well, maybe. She'd still probably not take it easy on him here, and she's been training for longer than he has... ]

In your backpack, there should be a bento...they can pretty much eat human food for the most part...also, if you ask the Professor, he probably has Pokemon food you can get. Be sure to stock up before you go anywhere.

[ ...It is pretty cold, come to think of it. She's so used to travelling with Shaun and his fire horse that it's not a problem any longer, especially with their increasing pool of fire types. ]

Hm...do you at least have a warm set of clothes for your second set...? Though, I think your first set is okay...