A: I'd like to return this radio.

B: Okay. Do you have your receipt?

A: I lost it.

B: I am sorry, but you need a receipt for a refund.

A: But I purchased it yesterday.

B: Perhaps you would like to talk to customer service.

A: That's a start, I guess.

B: They're right upstairs.

A: That sounds good. I'll take the escalator.

B: Good luck. I hope someone can help you.