英语对话或文章一篇，有关购物的

交谈=对话吗？

对话的话，现做一个：

S = sales person
C = customer
C's F = the customer's friend

( two girls went into a shoes shop. a sale person came.)
S: how are you going?
C: good, thanks. how are you?
S: good, thanks. do you need some help?
C: hem. yes. i want to buy a pair of boots. i want them to be brown.
S: here you go. all boots here have brown ones. what kind of material do you prefer? leather, man-made leather or plastic?
C: i just want casual boots which i can wear them for school.
S: so they have to be school look?
C: yep, they should look stupid. but, i am wondering if there are some boots that have two forms. i mean you can change it after schoool.
S: ah. we do get some. here they are. they don't look like showy boots but once you get these laces inside out, they look totally different. they become so cool now.
C: oh, i love them so much. may i try them?
S: sure. what size do