answer: #Person1# asks #Person2# to pick up Mrs. David because #Person1# has to attend the meeting. #Person2# agrees.
documents: #Person1#: Thomas, could you do me a favor?
  #Person2#: What's up?
  #Person1#: Could you pick up Mrs. David from Ford Company at the Capital Airport?
  #Person2#: Why don't you go?
  #Person1#: I'm supposed to do it, but the general manager called me last night. He said he couldn't come back to Beijing as scheduled, so he asked me to attend the meeting for him.
  #Person2#: I see. I'll do it for you.
  #Person1#: Thanks a lot. It's very kind of you.