DL 2305 then AA 1777 at DFW
Boston → Dallas-Fort Worth → Los Angeles
Timetable, Dallas-Fort Worth time
23:03DL 2305 from Boston at the gate
21:30AA 1777 to Los Angeles leaves the gate
22 h 27 apart on the timetable, overnight
AA 1777 leaves 22 h 27 after DL 2305 arrives on the timetable: more than half a day, so not a connection we count.