text: John: can you explain me why I get mail addressed to you?
  John: <file_photo>
  Catherine: Hahaha
  Catherine: Because our last names start with B?
  John: Are you in Cambridge this week?
  Catherine: I'm coming on Thursday
  Catherine: We can meet if you want.
  Catherine: Then you can handle me all my letters ;-)
target: John has received mail addressed to Catherine. They will meet in Cambridge on Thursday and he'll give her the letters.