高级英语对话 第 413 课：投诉问题-5

A: This room is unfit for humans. I want another room, and I want a refund for tonight.
B: Perhaps if you would be kind enough to tell me the problem, sir.
A: In a word, cockroaches!
B: Oh, no, are they back? I'll give you another room immediately, sir, and a refund for tonight.
A: Thank you. I'm glad that you don't believe that your guests are liars.
B: Sir, without happy guests, we are nothing.