[He still can't quite wrap his head around that he's really talking to someone from another world, but her words ground him. He will have time to be amazed when they're somewhere else, when she isn't in danger of freezing. For now, he should simply focus on keeping her safe.]

Mm.

[Supplies might be an issue, actually.]

Sorry, I don't have any food with me. [Which isn't at all suspicious.] Just try and be economical with what you eat, and I'll carry you if you get too tired.