answer: #Person1# asks #Person2# about Dr. Miller. #Person2# thinks he's interesting, challenging, understanding, friendly, and experienced.
documents: #Person1#: Could you tell me if you have ever taken a class from Dr. Miller?
  #Person2#: Yes. Are you going to be taking a class from him?
  #Person1#: Yes, but I have never taken his class before.
  #Person2#: He is very interesting and challenging. Is that what you are looking for?
  #Person1#: Yes, that's what I need.
  #Person2#: He is really clear on what you need to learn to get a good grade. Are you willing to study hard?
  #Person1#: Yes, I guess so.
  #Person2#: What I really liked about him is that he was an understanding and friendly teacher. Do you enjoy that in a teacher?
  #Person1#: Yes, I had a teacher like that before.
  #Person2#: Did you know that he has 20 years teaching experience?
  #Person1#: No, I didn't, but that could be a good thing.
  #Person2#: Well, take a look at everything and figure out what is best for you. Good luck!