text: Mark: I'm working from 6pm onwards
  Mark: And tomorrow 2pm-9pm
  Ann: what about saturday? 
  Mark: I'm off
  Ann: so let's stick with saturday
  Mark: sure, we can go to the botanic gardens
  Ann: ok, let meet at my place at 11 and we'll decide then
  Mark: sure thing! see you! 
  Ann: Bye
target: Mark will meet Ann at her place at 11 on Saturday. 