AA 1992 then AA 3874 at Charlotte
St Louis → Charlotte → Savannah
Timetable, Charlotte time
13:14AA 1992 from St Louis at the gate
11:25AA 3874 to Savannah leaves the gate
22 h 11 apart on the timetable, overnight
AA 3874 leaves 22 h 11 after AA 1992 arrives on the timetable: more than half a day, so not a connection we count.