AA 7638 then NH 7306 at San Francisco
Santa Ana → San Francisco → Phoenix
Timetable, San Francisco time
14:01AA 7638 from Santa Ana at the gate
12:00NH 7306 to Phoenix leaves the gatealso CA 7333
21 h 59 apart on the timetable, overnight
NH 7306 leaves 21 h 59 after AA 7638 arrives on the timetable: more than half a day, so not a connection we count.