AS 449 then AA 2121 at Phoenix
Seattle → Phoenix → Reno
Timetable, Phoenix time
13:56AS 449 from Seattle at the gate
08:16AA 2121 to Reno leaves the gate
18 h 20 apart on the timetable, overnight
AA 2121 leaves 18 h 20 after AS 449 arrives on the timetable: more than half a day, so not a connection we count.