A:Hello,what can I do for you?
B:I want to buy a green shirt.
A:What size is it?
B:middle size.
A:What about this one?
B:Can I try it on?
A:sure.
B:How about on me?
A:It is much better that you put on that blue.
B:OK.I will try.
A:Here you are .
B:What about me now?
A:It is nice.
B:How much is it?
A:80 yuan.
B:Oh, It is too expensive.Can you bring down the price?
A:Sorry,the price is the lowest.you can get reward if you buy this one.
B:Reward?I will take it. here you money.
A:plese take care of your things.beside we will not return goods.
B:I will not.Can you tell me what are the rewards?
A:The first is erasei,the special reward is a pencil.
B:What?