AA 788 then DL 5648 at Charlotte
Atlanta (ATL) → Charlotte → Boston
Timetable, Charlotte time
07:29AA 788 from Atlanta (ATL) at the gate
06:40DL 5648 to Boston leaves the gate
23 h 11 apart on the timetable, overnight
DL 5648 leaves 23 h 11 after AA 788 arrives on the timetable: more than half a day, so not a connection we count.