A:Can I help you?
B:Yes,plese .I am looking for a shirt for myself .
A:What size do you hant?
B:Size 40.
A:What color is it?
B:Blue ,piease,if you have .
A:I think this will be very nice .
B; Can I vrty it on here?
A:Sure.
B:(Coming out of the Change Room )I think it is OK.But I am afraid it is a bit expensive.Can I get it at a discount(打折)?
A：Yes .It is 10% off today.
B：OK.That sounds good.By the way ,do I have to pay cash(现金)?
A：Yes ,only cash.(Handing over the shirt) Here you are .
B:Thank you .
A:Need not thank.