AA 4583 then G7 3376 at O'Hare
Raleigh-Durham → Chicago → St Louis
Timetable, Chicago time
15:31AA 4583 from Raleigh-Durham at the gate
11:00G7 3376 to St Louis leaves the gate
19 h 29 apart on the timetable, overnight
G7 3376 leaves 19 h 29 after AA 4583 arrives on the timetable: more than half a day, so not a connection we count.