WN 8503 then AA 5013 at Phoenix
Las Vegas → Phoenix → Salt Lake City
Timetable, Phoenix time
09:05WN 8503 from Las Vegas at the gate
21:10AA 5013 to Salt Lake City leaves the gate
12 h 05 apart on the timetable
AA 5013 leaves 12 h 05 after WN 8503 arrives on the timetable: more than half a day, so not a connection we count.