DL 514 then AA 6483 at Phoenix
Boston → Phoenix → Oklahoma City
Timetable, Phoenix time
21:53DL 514 from Boston at the gate
16:14AA 6483 to Oklahoma City leaves the gate
18 h 21 apart on the timetable, overnight
AA 6483 leaves 18 h 21 after DL 514 arrives on the timetable: more than half a day, so not a connection we count.