AA 891 then DL 5630 at Charlotte
Omaha → Charlotte → Boston
Timetable, Charlotte time
15:05AA 891 from Omaha at the gate
14:37DL 5630 to Boston leaves the gate
23 h 32 apart on the timetable, overnight
DL 5630 leaves 23 h 32 after AA 891 arrives on the timetable: more than half a day, so not a connection we count.