谁能帮我编英语情景对话,

爱德华 Hello,I'd like to check out that coat.
麻烦看看那件上衣.
小贩 Here you go.
给您.
爱德华 Not bad.How much is it?
不错.多少钱?
小贩 800 hundred yuan.No bargaining.
一口价,八百.
爱德华 Come on.I know you often charge foreigners much more than Chinese.A friend of mine bought this coat for 100 yuan.
得了.我知道你们一见外国人就要高价.我一个朋友也买了这件衣服,才花了一百.
小贩 He must have showed you another coat.
他的肯定不是这件.
爱德华 If so,I will go and find the one he was telling me about.
那我还是去找他的那件吧.
小贩 All right,I can give you a discount.I'll give it to you for 100.
好吧,给你打个折,就一百卖给你吧.