AA 2998 then G7 3376 at O'Hare
Los Angeles → Chicago → St Louis
Timetable, Chicago time
15:59AA 2998 from Los Angeles at the gate
11:00G7 3376 to St Louis leaves the gate
19 h 01 apart on the timetable, overnight
G7 3376 leaves 19 h 01 after AA 2998 arrives on the timetable: more than half a day, so not a connection we count.