Robyn: hi bro
Joshua: hi
Robyn: what's up?
Joshua: Playing
Robyn: wanna have a pint later?
Joshua: After 10, I want to finish a quest.
Robyn: I'll just come over
Joshua: Wanna joint a mission?
Robyn: Why not?
Joshua: Just don't fuck it up like the last time!
Robyn: I was drunk! 
Joshua: Whatever, you fucked up everything 
Robyn: Now I'll be good, promise
Joshua: hope so
Robyn: sure!
Joshua: so come over whenever you're free
Robyn will join Joshua's mission whenever he's free. Robyn and Joshua are going to drink beer after 10.