DL 514 then AA 1084 at Phoenix
Boston → Phoenix → Dallas-Fort Worth
Timetable, Phoenix time
21:53DL 514 from Boston at the gate
14:14AA 1084 to Dallas-Fort Worth leaves the gate
16 h 21 apart on the timetable, overnight
AA 1084 leaves 16 h 21 after DL 514 arrives on the timetable: more than half a day, so not a connection we count.