A:Madam,what can I do for you ?B: En,I'd like to buy a sweater for my daughter.A: so,what size do you want ?B: My daughter is not so fat ,just M please.A:ok,please wait a moment .A: what about this one?It's blue and comfortable.B: Oh,It's good.I'm sure my daughter will like it very much.And how much is it ?A:Just 65 dallors.B: ok .I 'll buy it.Thanks a lot.A:You are welcome.Good by.