AA 1992 then AA 2376 at Charlotte
St Louis → Charlotte → Detroit
Timetable, Charlotte time
13:14AA 1992 from St Louis at the gate
11:04AA 2376 to Detroit leaves the gate
21 h 50 apart on the timetable, overnight
AA 2376 leaves 21 h 50 after AA 1992 arrives on the timetable: more than half a day, so not a connection we count.