AA 9909 then UA 2619 at Phoenix
Salt Lake City → Phoenix → San Diego
Timetable, Phoenix time
14:30AA 9909 from Salt Lake City at the gate
11:20UA 2619 to San Diego leaves the gate
20 h 50 apart on the timetable, overnight
UA 2619 leaves 20 h 50 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.