AA 1437 then WN 3390 at Phoenix
Reno → Phoenix → Austin
Timetable, Phoenix time
14:49AA 1437 from Reno at the gate
14:30WN 3390 to Austin leaves the gate
23 h 41 apart on the timetable, overnight
WN 3390 leaves 23 h 41 after AA 1437 arrives on the timetable: more than half a day, so not a connection we count.