Vasquez hadn't thought that you could do something like that. It's clear from his face that he's curious about this, and he knows he's about to be rude. "What was your wish?" he asks, not sure if there's supposed to be a rule that you don't talk about those things, but Vasquez doesn't care.

He'll tell Billy all about his, even though it's not so personal, because anyone who knows his situation could probably guess.