AA 3944 then AA 2121 at Phoenix
Palm Springs → Phoenix → Reno
Timetable, Phoenix time
11:57AA 3944 from Palm Springs at the gate
08:16AA 2121 to Reno leaves the gate
20 h 19 apart on the timetable, overnight
AA 2121 leaves 20 h 19 after AA 3944 arrives on the timetable: more than half a day, so not a connection we count.