WN 2791 then DL 514 at Phoenix
Tulsa → Phoenix → Boston
Timetable, Phoenix time
07:25WN 2791 from Tulsa at the gate
23:23DL 514 to Boston leaves the gate
15 h 58 apart on the timetable
DL 514 leaves 15 h 58 after WN 2791 arrives on the timetable: more than half a day, so not a connection we count.