AA 3294 then DL 5796 at Boston
Charlotte → Boston → Richmond
Timetable, Boston time
19:10AA 3294 from Charlotte at the gate
18:05DL 5796 to Richmond leaves the gate
22 h 55 apart on the timetable, overnight
DL 5796 leaves 22 h 55 after AA 3294 arrives on the timetable: more than half a day, so not a connection we count.