answer: Mary comes back to Beijing and wants to look for a bigger house. #Person1# suggests her share with Kelly's house, and Mary thinks the rent is much cheaper.
documents: #Person1#: Welcome to Beijing, Mary. This time you will see the New Beijing.
  #Person2#: Thank you indeed.
  #Person1#: Is everything settled?
  #Person2#: Almost.
  #Person1#: What else can I do for you?
  #Person2#: I suppose I should look for a bigger house. But I don't see how I can afford one right now.
  #Person1#: If only you hadn't spent so much money on your vacation!
  #Person2#: You're right. But I really had a happy vacation.
  #Person1#: OK, Maybe you can move into Kelly's house and share that with her for a couple of months.
  #Person2#: Thank you. But I don't want to bother you too much.
  #Person1#: No trouble at all.
  #Person2#: How much should I pay for the rent?
  #Person1#: About 400 yuan a month.
  #Person2#: Great. That's one-third less than it was when I first rented a house.