answer: #Person2# wants to buy a bicycle but it's expensive. #Person2# tries to bargain but #Person1# won't budge. #Person1# tells #Person2# #Person2# can't pay by traveler's checks but cash.
documents: #Person1#: Are you going to buy a bicycle?
  #Person2#: I ' m thinking about it. How much is it?
  #Person1#: It's 350.
  #Person2#: Oh, dear. It ' s too expensive. Can you give me a better price?
  #Person1#: Your discount is already included. Normally we charge about 400, but now we can give you a special price. This is our sale period.
  #Person2#: It ' s still too much. Can ' t you make it any cheaper than that?
  #Person1#: Sorry, but this is the best price. You can ' t get it any cheaper than here.
  #Person2#: I see. Can I pay by traveler ' s checks?
  #Person1#: I'm afraid you can ' t. You ' re welcome to pay in cash.