DL 3747 then DL 1496 at Salt Lake City
Sacramento → Salt Lake City → Phoenix Sky Harbor
Timetable, Salt Lake City time
22:07DL 3747 from Sacramento at the gate
21:10DL 1496 to Phoenix Sky Harbor leaves the gate
23 h 03 apart on the timetable, overnight
DL 1496 leaves 23 h 03 after DL 3747 arrives on the timetable: more than half a day, so not a connection we count.