Very stoic. She's comment if she wasn't worried about making a bad impression to someone she's going to have to live with, apparently.

"Oh! Thank you." At least he's helpful?

She puts her bag on the ground so she can stare at the wall for a minute, trying to work out how to make a bed happen. This is... not like anything she's ever seen before. She's a bit lost, so. She mumbles to herself as she tries.

"Okay, so if I do this, um... Or, maybe... Oh!" She jumps back in surprise when she gets something to unlock, and the mattress pops out, and she lets out a little laugh of relief. It's nice to have something go right.