answer: Sylvia's been too busy and has problems with an 8:00 math class. But Tyler's friend likes it.
documents: #Person1#: Hey, Tyler. Long time no see.
  #Person2#: Sylvia, I haven't seen you here at the gym for ages.
  #Person1#: Yeah, I've just been too busy to work out.
  #Person2#: How's school going?
  #Person1#: Everything is OK, except for an 8:00 o'clock math class I have.
  #Person2#: 8:00 o'clock math class. A friend of mine is also in that class.
  #Person1#: Really? What's his name?
  #Person2#: Zach Peterson. Do you know him?
  #Person1#: I think so.
  #Person2#: He tells me that the morning math class is his favorite.