text: Ryan: Hi guys? anybody coming to the UK for Christmas?
  Tony: We're going to London with Lucy
  Mark: I will stay in Berlin, the flights were too expensive
  Mark: and everything is always so unbearably crowded before Christmas
  Tony: that's so true unfortunately
  Tony: but anyway my family wouldn't forgive me if I stayed in France
  Ryan: so maybe we could meet in London Tony?
  Ryan: I'll be there for a week
  Ryan: more or less
  Tony: also for Christmas?
  Ryan: Natalie's mother lives there, so we decided to spend this Christmas with her
  Ryan: she's a single again after 30 years, so it seems difficult for her
  Tony: I see, ok, let me know when you're free, we can meet for a beer
  Tony: would be nice
  Ryan: ok
target: Ryan and Tony are going to meet for a beer over a Christmas break. Mark is staying in Berlin. 