Jim: Hey, girls, have you finished?
Jim: Wanna grab a quick coffee?
Cora: I'm finishing the tables
Cora: will be off on 10 mins
Liz: Ok, we can wait
Liz: right, Jim? 
Jim: Sure
Jim: Let's meet at the cafe in 15
Liz: :)
Cora: okay
They are meeting at the café in 15 minutes.