text: Mary: how are you?
  Tom: not bad, almost finished at the office
  Tim: so we're meeting at Olimp at 6?
  Mary: I haven't known we're going to meet tonight
  Tim: now you know!
  Mary: hahah, ok
target: Tom is almost finished at the office. Tim wants to meet tonight at Olimp at 6. Mary didn't know about his plans.