AA 9909 then WN 2142 at Phoenix
Salt Lake City → Phoenix → Salt Lake City
Timetable, Phoenix time
14:30AA 9909 from Salt Lake City at the gate
14:00WN 2142 to Salt Lake City leaves the gate
23 h 30 apart on the timetable, overnight
WN 2142 leaves 23 h 30 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.