A: Hi. I want to return this radio.
你好，我想將這臺收音機退掉。

B: Okay. Do you have your receipt?
好的，你有收據嗎？

A: I'm sorry, but I lost it.
很抱歉，我弄丟了收據。

B: I'm sorry, but store policy requires a receipt.
對不起，商店規定退貨得需要收據。

A: But I bought it yesterday.
但是我昨天剛買的。

B: Maybe you can find the receipt if you look harder.
如果你努力去找找，也許能找到收據。

A: Can I talk to a supervisor?
我能和管理人說說嗎？

B: May I suggest customer service, upstairs?
我建議你去顧客服務中心，在樓上，如何？

A: That sounds good. I'll take the elevator right now.
很好。我馬上就去做電梯。

B: Good luck.
好運。