answer: Kate is busy with her English paper because the professor asked her to add 5 more pages and #Person1# wants to talk with her.
documents: #Person1#: I see you are busy now, Kate. Once you finish, I'd like to have a talk with you.
  #Person2#: Alright, come in please.
  #Person1#: Oh no, I don't want to interrupt you. I can wait. I'll come back later.
  #Person2#: I'm afraid it's going to be a long wait. I'm working on my English paper.
  #Person1#: English paper? I thought you'd finished it. Didn't you turn it in on Friday?
  #Person2#: Uh-huh, but the professor just returned it to me. I was told to add 5 more pages.
  #Person1#: 5 more pages! That's quite a lot. How are you going to do it?
  #Person2#: That's what I am trying to figure out. Now, what can I do for you?