WN 155 then WN 3173 at Phoenix
Louisville → Phoenix → Las Vegas
Timetable, Phoenix time
10:40WN 155 from Louisville at the gate
09:30WN 3173 to Las Vegas leaves the gate
22 h 50 apart on the timetable, overnight
WN 3173 leaves 22 h 50 after WN 155 arrives on the timetable: more than half a day, so not a connection we count.