answer: #Person2# tells #Person2# how to apply for a visa to America. The application fee is about 800 yuan.
documents: #Person1#: Excuse me, can you tell me how to apply for a visa to America?
  #Person2#: Log on to the website of American Embassy in Beijing and fill in the application forms.
  #Person1#: And what should I do next?
  #Person2#: Then make an appointment by telephone and wait for the interview.
  #Person1#: How long will I wait for?
  #Person2#: It all depends.
  #Person1#: What's the fee for application?
  #Person2#: About 800 yuan.
  #Person1#: Thank you very much.
  #Person2#: You are welcome.