A: May I you, madam?
B: Yes, please. Do you a yellow dress like this?
A: How about this one?
B: Well, I like it. Can I try it ?
A: Sure. The changing room (试衣间) is over there. You very nice.
B: How is it?
A: The dresses are on sale for 30% off. This one is only 70 yuan.
B: It's fine. I'll it.