DL 4941 then WN 1582 at Detroit
Charleston (South Carolina) → Detroit → St Louis
Timetable, Detroit time
15:10DL 4941 from Charleston (South Carolina) at the gate
14:55WN 1582 to St Louis leaves the gate
23 h 45 apart on the timetable, overnight
WN 1582 leaves 23 h 45 after DL 4941 arrives on the timetable: more than half a day, so not a connection we count.