answer: #Person2# tells #Person1# #Person2# is busy tomorrow and John cannot help because he will leave for a meeting.
documents: #Person1#: It's Saturday tomorrow. Do you have any plans?
  #Person2#: Busy as usual. I will send Annie to her piano class at 9:00 tomorrow morning and then take Michael to hospital. Besides, I will make a birthday cake for Lynn. Tomorrow is her fifth birthday.
  #Person1#: Why isn't John giving a hand?
  #Person2#: An international meeting is going to be held in London next week. He is leaving tomorrow and will be back in 2 weeks.
  #Person1#: I see. Give me a call if you need any help.