AA 2474 then G7 3376 at O'Hare
Phoenix → Chicago → St Louis
Timetable, Chicago time
14:33AA 2474 from Phoenix at the gate
11:00G7 3376 to St Louis leaves the gate
20 h 27 apart on the timetable, overnight
G7 3376 leaves 20 h 27 after AA 2474 arrives on the timetable: more than half a day, so not a connection we count.