求三篇英语口语情景对话，不需要太长

Clark:C Vera:V
C:May I help you?
V:Yes,I need a scoff for my mother. Today is mother`s day.
C:Oh! you is a nice daughter!
V:Thanks.
C:How about this one?
V:But my mother have a red one. She likes biue very much, so I need a blue scarff.
C:Ok! How about this one.
V: I thingk it`s very short. I need a long one.
C: How about this one.
V:It`s very nice! How much is it?
C:It`s twenty yuan.
V:It`s very cheap. I`ll take it!
C:Yes, because it`s on sale. Here you are!
V:Thank you! Here you money.
C:Thanks, have a nice day!
这是我自己写的，我上初一，还不知道询问搭档（颜色、尺寸、价钱之类的）