A: Hi, can I help you?
B: Yes, I want to rent a cell phone.
A: OK, do you want to make international calls with it?
B: Yes. I may use it to call China besides locals.
A: Then you can rent this one. Both international and local calls are OK.
B: It looks nice. But how does it charge?
A: We usually go monthly rent, 12 dollars.
B: How about calls?
A: That depends on whether you call internationally or locally. International call charges 20 cents per minute, and local calls are 2 cents.
B: OK. But how can I pay for the calls I make?
A: There is a card inside the cell phone which will record the sum of calls you make.
B: So I can pay based on that.
A: Exactly.
B: All right. Then I will take it.
