answer: Mary invites Jack to have dinner together, but Jack isn't available for the dates Mary suggests. Finally, they make it next Wednesday.
documents: #Person1#: Hello, Jack here.
  #Person2#: Hello, Jack. It's Mary. What are you doing in your office?
  #Person1#: I am working. I often work late on Thursdays. I am busy this week.
  #Person2#: Would you like to come and have dinner with us on Friday?
  #Person1#: Tomorrow? No, I'm afraid I wouldn't be able to. I'm going out of the town on business.
  #Person2#: What about Saturday?
  #Person1#: Sorry, I never go out on Saturday evening. I always watch football on Saturday evening.
  #Person2#: Will you come round next Tuesday?
  #Person1#: Next Tuesday? Just a moment! It will be the 21st of May. Oh, dear. Arm. . . I promised my aunt I would be at her birthday party.
  #Person2#: What do you say to next Wednesday then?
  #Person1#: Let me see. Yes, Mary. Let's make it next Wednesday.
  #Person2#: Ok. Bye.
  #Person1#: Bye.