[Ohhh welp. Good thing he's so easygoing. Yu points behind him: three equal-sized boxes, each around the size of a book, locked with three different keys.]

You get to pick one of our fabulous prizes.

[As for her predicament, hmm...]

You can't win without paying, but you could help me with a practice round?

[It's not like there's a line of customers right now or anything.]