answer: #Person1# meets John at a bus station. John is in a hurry to meet his sister.
documents: #Person1#: Hi, John. What are you doing here?
  #Person2#: I'm waiting for the bus.
  #Person1#: Where are you going?
  #Person2#: I'm going to the station to meet my sister.
  #Person1#: Oh, is she coming by herself?
  #Person2#: Yes, the train comes in about half past four, but it's twenty past four now. I have only ten minutes!
  #Person1#: How often does the bus run?
  #Person2#: Every ten minutes. I missed a No. 1 bus 15 minutes ago, and the next one hasn't come yet!