AA 4103 then K4 708 at O'Hare
Detroit → Chicago → Seoul
Timetable, Chicago time
11:00AA 4103 from Detroit at the gate
10:00K4 708 to Seoul leaves the gate
23 h apart on the timetable, overnight
K4 708 leaves 23 h after AA 4103 arrives on the timetable: more than half a day, so not a connection we count.