Charles: Where should we meet?
Frank: I'm good, already on the bus
Charles: cool! Peter, Stacy?
Peter: I can meet you halfway, is Euston ok?
Charles: ok, Stacy? you coming?
Stacy: nope, sorry, emergency at work, will talk later
Frank is on the bus. Peter can meet the guys halfway, at Euston. Stacy is not coming because she has an emergency at work. 