"Deputy. But I don't have jurisdiction in space so feel free to gamble and drink. Now, if we end up back in Montana there might be a problem." But he smiles, because he's not really gonna arrest anyone for much of anything.

"Milk? I .. have no idea. If they do it's probably some weird alien milk that glows green. I dunno how much you wanna drink that." It might be the gross blue milk from Star Wars for all he knows.