英语对话短文两人20句打招呼礼貌用语

16:23
A:Can I help you?
B:Yes,please.I need a shorts.
A:What color do you want?
B:Purple.
A:How about this one.
B:NO it’s small for me
A: How about this one.
B:It looks nice .How much is it
A:eleven dollars.
B:OK,I’ll take it.
B:How much are this jacket
A:It’s twenty-one dollars
B: It’s expensive
A:OK,Here you are your shorts .
B:Thanks.
A:You ’re welcome