Kathryn: i'm almost done
George: ok we're home
Kathryn: ok. i'm finishing the treadmill in 3 mins
Kathryn: then some stretching and i'm coming
George: shall we wait for you with lunch?
Kathryn: no i'll be having a shake 
Kathryn: have you bought bananas?
George: shit i forgot
George: i'll go and get them when ur back ok?
Kathryn: ok tx
Kathryn is finishing her workout. She will drink a shake. George will buy bananas, which he forgot about.