AA 3591 then AA 1594 at Phoenix
Monterey → Phoenix → San Diego
Timetable, Phoenix time
09:05AA 3591 from Monterey at the gate
21:40AA 1594 to San Diego leaves the gate
12 h 35 apart on the timetable
AA 1594 leaves 12 h 35 after AA 3591 arrives on the timetable: more than half a day, so not a connection we count.