AA 1428 then WN 4347 at Phoenix
DES → Phoenix → Salt Lake City
Timetable, Phoenix time
10:29AA 1428 from DES at the gate
07:50WN 4347 to Salt Lake City leaves the gate
21 h 21 apart on the timetable, overnight
WN 4347 leaves 21 h 21 after AA 1428 arrives on the timetable: more than half a day, so not a connection we count.