DL 2305 then AA 3786 at DFW
Boston → Dallas-Fort Worth → Huntsville
Timetable, Dallas-Fort Worth time
23:03DL 2305 from Boston at the gate
21:59AA 3786 to Huntsville leaves the gate
22 h 56 apart on the timetable, overnight
AA 3786 leaves 22 h 56 after DL 2305 arrives on the timetable: more than half a day, so not a connection we count.