AA 839 then WN 149 at Phoenix
Detroit → Phoenix → Las Vegas
Timetable, Phoenix time
09:33AA 839 from Detroit at the gate
08:35WN 149 to Las Vegas leaves the gate
23 h 02 apart on the timetable, overnight
WN 149 leaves 23 h 02 after AA 839 arrives on the timetable: more than half a day, so not a connection we count.