A: Can I help you?
B: Yes, I’d like to buy some tomatoes.
A: These tomatoes are fresh.
B: They look nice. How much do they cost?
A: Five yuan a kilo.
B: Five yuan a kilo? They’re too expensive. What about four yuan a kilo?
A: Mmm, let me see. OK. How much do you want?
B: Two kilos, please.
A: Here you are. Anything else?
B: That’s all, and here’s the money. A: Thank you.