AA 3033 then GG 4955 at O'Hare
Atlanta → Chicago → Seoul
Timetable, Chicago time
20:50AA 3033 from Atlanta at the gate
17:55GG 4955 to Seoul leaves the gate
21 h 05 apart on the timetable, overnight
GG 4955 leaves 21 h 05 after AA 3033 arrives on the timetable: more than half a day, so not a connection we count.