AA 2486 then AA 5078 at Charlotte
St Louis → Charlotte → Birmingham (Alabama)
Timetable, Charlotte time
16:49AA 2486 from St Louis at the gate
12:25AA 5078 to Birmingham (Alabama) leaves the gate
19 h 36 apart on the timetable, overnight
AA 5078 leaves 19 h 36 after AA 2486 arrives on the timetable: more than half a day, so not a connection we count.