AA 6294 then AA 2121 at Phoenix
Tucson → Phoenix → Reno
Timetable, Phoenix time
16:24AA 6294 from Tucson at the gate
08:16AA 2121 to Reno leaves the gate
15 h 52 apart on the timetable, overnight
AA 2121 leaves 15 h 52 after AA 6294 arrives on the timetable: more than half a day, so not a connection we count.