AA 1981 then WN 3506 at Phoenix
Austin → Phoenix → San Diego
Timetable, Phoenix time
16:15AA 1981 from Austin at the gate
16:00WN 3506 to San Diego leaves the gate
23 h 45 apart on the timetable, overnight
WN 3506 leaves 23 h 45 after AA 1981 arrives on the timetable: more than half a day, so not a connection we count.