answer: #Person1# and #Person2# talk about No. 636. #Person2# tells #Person1# this bus runs every 15 minutes and the Museum is the terminal.
documents: #Person1#: Excuse me, I've been waiting here for 10 minutes. Do you know how often does No. 636 run?
  #Person2#: It runs every 15 minutes. You must have missed it.
  #Person1#: It seems you got here at good time. Do you have a bus schedule?
  #Person2#: Yes, I do. You can buy a bus schedule in a news stand.
  #Person1#: I see, thank you. By the way, is this the right bus for the Museum?
  #Person2#: Yes, it is.
  #Person1#: Do I have to change?
  #Person2#: No. The Museum is the terminal of this bus.
  #Person1#: Thanks a lot.
  #Person2#: You are welcome.