DL 5829 then DL 5837 at Boston
Newark → Boston → Charlotte
Timetable, Boston time
15:28DL 5829 from Newark at the gate
15:10DL 5837 to Charlotte leaves the gate
23 h 42 apart on the timetable, overnight
DL 5837 leaves 23 h 42 after DL 5829 arrives on the timetable: more than half a day, so not a connection we count.