B6 2184 then DL 5620 at Boston
Raleigh-Durham → Boston → Cincinnati
Timetable, Boston time
17:05B6 2184 from Raleigh-Durham at the gate
17:00DL 5620 to Cincinnati leaves the gate
23 h 55 apart on the timetable, overnight
DL 5620 leaves 23 h 55 after B6 2184 arrives on the timetable: more than half a day, so not a connection we count.