Andrew: How about a little preparty?
Caroline: I can't make it :(
Andrew: Pity. 
Caroline: So where and when do we meet?
Andrew: 20:30 Centrum underground station?
Caroline: OK great. 
Caroline: Let's make it 21:00, okey? Just got back. Need some time to change etc. But Centrum is perfect!
Andrew: Agnes will be at the club around 20:30. It's not far. Let me know when you' re ready. 
Caroline: Cool. 
Andrew: Cos I'm ready to go. 
Caroline: OK, I'll let you know before I leave home. We're going by bus or Uber?
Andrew: As you wish. Bus stop is close to the club. 
Caroline: Sounds ok. Kuba will be there as well. 
Andrew: OK. 
Caroline and Andrew will meet at Centrum underground station around 20:30-21:00. Caroline will let Andrew know before leaving home. They will go by bus and they will meet Agnes and Kuba at the club.