根据下面的对话开头把对话补充完整.要求：不少于60词.A:Good afternoon,what can I do for you?B:Well,I'm looking for a pair of mule for my mom.

A: There are many types of mules. Please check here. All mules are on sale.
B: Oh, yes. But could you please introduce some popular ones?
B: Well, maybe the red one will do.
A: Besides red color, we also have white color for that type.
B: Show me the white one, pls.
A: OK. Here you are.
B: How much is it?
A: 200 yuan. after discount, it is 180 yuan.
B: Good, I'll take this one.
A: Here you are.
B: Thank you, bye.
A: You're welcome. See you.

I don,t know.

A:There are many types of mules.Please check here.All mules are on sale.B:Oh,yes.But could you please introduce some popular ones?A:Sure.This red one,and that blue one is very hot.B:Yes,I guess the bl...