DL 5703 then B6 401 at Boston
Baltimore → Boston → New Orleans
Timetable, Boston time
10:41DL 5703 from Baltimore at the gate
10:10B6 401 to New Orleans leaves the gate
23 h 29 apart on the timetable, overnight
B6 401 leaves 23 h 29 after DL 5703 arrives on the timetable: more than half a day, so not a connection we count.