answer: #Person2# lives in No. 4 Dorm because #Person2# likes dorm life while #Person1#'s finding an apartment as #Person1# prefers living off campus.
documents: #Person1#: Hi! How are you doing?
  #Person2#: Good, thanks. How about you?
  #Person1#: Pretty good. Say, where are you living this semester?
  #Person2#: In No. 4 Dorm. I like dorm life. You will meet a lot of people and you don't have to cook. What about you?
  #Person1#: Oh, I am looking for an apartment. I prefer living off campus. I can study better.
  #Person2#: I hope you will find a place. Listen, I'd better go. I am going to be late for class.
  #Person1#: Okay, see you around.
  #Person2#: Take care.