answer: #Person2# is planning to do some cycling on Sunday. #Person1# recommends a place to hire bikes and reminds #Person2# to be cautious.
documents: #Person1#: What are your plans for this weekend?
  #Person2#: I'd like to hire a bike. I think it would be a good idea to do some cycling on Sunday.
  #Person1#: If the weather's fine.
  #Person2#: I am sure it will be. It's been good so far this weekend.
  #Person1#: I know a good place to hire bikes if you want.
  #Person2#: Thanks. That would be really helpful.
  #Person1#: But remember, be careful when you ride a bike. The traffic in Beijing can be dangerous.