DL 5614 then DL 5401 at Boston
Milwaukee → Boston → Charlotte
Timetable, Boston time
17:53DL 5614 from Milwaukee at the gate
17:00DL 5401 to Charlotte leaves the gate
23 h 07 apart on the timetable, overnight
DL 5401 leaves 23 h 07 after DL 5614 arrives on the timetable: more than half a day, so not a connection we count.