DL 4643 then WN 3075 at Detroit
White Plains → Detroit → St Louis
Timetable, Detroit time
19:15DL 4643 from White Plains at the gate
18:20WN 3075 to St Louis leaves the gate
23 h 05 apart on the timetable, overnight
WN 3075 leaves 23 h 05 after DL 4643 arrives on the timetable: more than half a day, so not a connection we count.