text: Greg: hi guys, wanna go see the new Harry Potter?
  Tom: Sure! When exactly?
  Greg: Today at 8pm 
  Tom: I'm in!
  Cathrine: I'm in too!
  Eve: I'm out! work :(
  Greg: shame :(
  Thomas: I'm iN B)
  Greg: Ok guys, let's meet 10min earlier, I will book tickets
  Eve: have fun guys!
  Tom: See you then!
  Cathrine: Seeee you!
target: Greg, Tom, Catherine and Thomas will see the new Harry Potter today at 8 PM. Eve can't attend because of work. Greg will book the tickets.