text: Dorothy: Hey, are you free for lunch tomorrow?
  Ted: Hi, no, I'm sorry, I'm on holidays
  Dorothy: Oh ok, don't be sorry! Enjoy your holidays :)
  Dorothy: I thought you were back already
  Ted: I'll give you a call on Monday ok?
  Dorothy: Sure! Have fun
target: Dorothy wants to get lunch with Ted but Ted is on holidays. Ted will call Dorothy on Monday.