answer: #Person2# finds #Person1# missed a bus but says the bus should arrive soon. #Person2# suggests #Person1# get a bus schedule from the Transport Department.
documents: #Person1#: Excuse me. I've been waiting here for 15 mins. Do you know how often does No. 3 run?
  #Person2#: Oh, it runs every 20 mins. You must have missed it, when you came here. It should be here any minute now.
  #Person1#: It seems that you have got here at a good time. Do you have a bus schedule?
  #Person2#: Yes, I do. You can go to the Transport Department to get yourself a bus schedule and a bus route map.
  #Person1#: I see, thank you.