text: Charlie: guys I had this idea of bookcrossing at the office so feel free to bring any book you want to get rid of
  Odo: cool I have some I'd like to give away :)
  Rebecca: so nice of you!
  Stan: cool I think I'll find sth
  Salvador: k
target: Charlie shares the idea of bookcrossing in the office with his colleagues. Odo, Stan and Salvador will bring something. Rebecca likes the idea. 