WN 3690 then AA 1882 at Charlotte
St Louis → Charlotte → Richmond
Timetable, Charlotte time
20:20WN 3690 from St Louis at the gate
20:00AA 1882 to Richmond leaves the gate
23 h 40 apart on the timetable, overnight
AA 1882 leaves 23 h 40 after WN 3690 arrives on the timetable: more than half a day, so not a connection we count.