DL 514 then AA 1790 at Phoenix
Boston → Phoenix → El Paso
Timetable, Phoenix time
21:53DL 514 from Boston at the gate
17:00AA 1790 to El Paso leaves the gate
19 h 07 apart on the timetable, overnight
AA 1790 leaves 19 h 07 after DL 514 arrives on the timetable: more than half a day, so not a connection we count.