AA 301 then DL 5630 at Charlotte
Grand Cayman → Charlotte → Boston
Timetable, Charlotte time
15:21AA 301 from Grand Cayman at the gate
14:37DL 5630 to Boston leaves the gate
23 h 16 apart on the timetable, overnight
DL 5630 leaves 23 h 16 after AA 301 arrives on the timetable: more than half a day, so not a connection we count.