[Oh, bowing! Vash does his best to replicate it, but it's not nearly as proper since he's carrying too much food to bend his body forward quite that far.]

Nice to meet you! A physician, huh? That's great! I can be a real klutz sometimes, so I'm sure I'll get to see you at work.

[Though hopefully it'd be much, much later in the future. Vash could already imagine how uncomfortable a conversation about his health might be. No, he's putting off that one for as long as was feasibly possible.]

Have you seen the whole bunch of nothing out there past the grass they have growing? I'm from a planet just like that - it's all sand and rock and not much else. There's not much to hunt that can reliably feed a person, not unless you like the taste of lizard.