WN 155 then WN 1684 at Phoenix
Louisville → Phoenix → Salt Lake City
Timetable, Phoenix time
10:40WN 155 from Louisville at the gate
08:25WN 1684 to Salt Lake City leaves the gate
21 h 45 apart on the timetable, overnight
WN 1684 leaves 21 h 45 after WN 155 arrives on the timetable: more than half a day, so not a connection we count.