A: Hi, this is scraf shop. May I help you?
B： Yes, this is John, I want to use a black silk to make my wife a scarf.
A: Yes, what kind of scraf do you want?
B: I want to have a shape of square.
A: No problem. Which colour do you like?
B: Blue, please.
A: OK. that would be 60 dollar in total. You can pay for it after.
B: All right. Thank you.