AA 2014 then DL 5626 at Charlotte
Richmond → Charlotte → Boston
Timetable, Charlotte time
10:32AA 2014 from Richmond at the gate
09:50DL 5626 to Boston leaves the gate
23 h 18 apart on the timetable, overnight
DL 5626 leaves 23 h 18 after AA 2014 arrives on the timetable: more than half a day, so not a connection we count.