WN 544 then AA 5174 at Charlotte
St Louis → Charlotte → Dayton
Timetable, Charlotte time
19:25WN 544 from St Louis at the gate
17:42AA 5174 to Dayton leaves the gate
22 h 17 apart on the timetable, overnight
AA 5174 leaves 22 h 17 after WN 544 arrives on the timetable: more than half a day, so not a connection we count.