AF 6730 then GG 9723 at O'Hare
Paris Charles de Gaulle → Chicago → Seoul
Timetable, Chicago time
01:25AF 6730 from Paris Charles de Gaulle at the gate
23:00GG 9723 to Seoul leaves the gate
21 h 35 apart on the timetable
GG 9723 leaves 21 h 35 after AF 6730 arrives on the timetable: more than half a day, so not a connection we count.