I'm sorry, but I seem to have left my money in my room. Do you have enough I could borrow for a small snack? I've been on the mountain for a couple of hours and I didn't have breakfast.

[She smiles at him a little hesitantly, loathe to ask people for favors, but it was due to her own negligence she was in this position.]

I'll certainly pay you back, or take you out to lunch next week.