answer: Tom calls Mary Clark to make sure if she has received the invitation. Tom suggests Mary take a break until the seventeenth, Mary agrees.
documents: #Person1#: Hello, Tom Smith.
  #Person2#: Hello, Tom, it's Mary Clark. My secretary said you called just now?
  #Person1#: Yes. Thank you for calling back. I wanted to make sure you've received the invitation.
  #Person2#: Yes, I have. I'd be glad to accept it.
  #Person1#: Good. Uh, Mary, some friends of mine are going to say it Glencross for a few days after the celebration. Would you join us for 4 or 5 days?
  #Person2#: Oh, I'd love to. But I'm afraid I can't. I've already planned to go to Brussels on the eighteenth.
  #Person1#: Well, would you like to stay until the seventeenth? I'm sure you need a break from your busy work. You worked too much.
  #Person2#: You're right. Thank you, Tom. I'd love to stay until the seventeenth.