AA 4337 then G7 3376 at O'Hare
Indianapolis → Chicago → St Louis
Timetable, Chicago time
11:53AA 4337 from Indianapolis at the gate
11:00G7 3376 to St Louis leaves the gate
23 h 07 apart on the timetable, overnight
G7 3376 leaves 23 h 07 after AA 4337 arrives on the timetable: more than half a day, so not a connection we count.