AA 4980 then WN 1571 at Phoenix
Tucson → Phoenix → Las Vegas
Timetable, Phoenix time
20:01AA 4980 from Tucson at the gate
19:35WN 1571 to Las Vegas leaves the gate
23 h 34 apart on the timetable, overnight
WN 1571 leaves 23 h 34 after AA 4980 arrives on the timetable: more than half a day, so not a connection we count.