text: Michael: The exams are finished!
  Michael: I'm leaving tomorrow for Canada. Anybody wants to have some drinks tonight?
  Jenny: of course!
  Molly: sure, we have to do it before most of people leave
  Petra: We still home some exams at the MIT
  Petra: and actually I have one tomorrow morning
  Petra: but I'd like to see you anyways
  Michael: so let's meet at Starbucks next to the station and go somewhere from there
  Michael: is 8 ok?
  Jenny: perfect
  Tom: perfect for me!
  Molly: I may be a bit late, but will write you
  Jeff: 8 is good!
  Michael: ok! see you later
target: Michael wants to celebrate passing all the exams. Jenny, Molly, Tom and Jeff are in. Petra will come too, even though she still has some exams to pass. They are going to meet at Starbucks at 8. Molly will be a bit late.