answer: #Person2# invites Dennis to lunch, but Dennis doesn't have time. Then #Person2# invites her to have tea and cake on Sunday.
documents: #Person1#: Hello, 75610.
  #Person2#: Hello, Dennis, are you still coming to lunch on Saturday?
  #Person1#: Well, you know, I'm having a party in the evening. I'm going shopping for it in the morning, so there isn't much time.
  #Person2#: Never mind. Well, come to tea on Sunday.
  #Person1#: And there's a special TV program I want to watch. I think it's on at about 5:30.
  #Person2#: That's alright. Come and watch it here. I'll make one of my chocolate cakes.
  #Person1#: Who can resist your cakes? Fine, tea on Sunday then.
  #Person2#: Good. And good luck on Tuesday. I hope you get your salary raised.
  #Person1#: Thank you.