AA 9909 then AA 2869 at Phoenix
Salt Lake City → Phoenix → Puerto Vallarta
Timetable, Phoenix time
14:30AA 9909 from Salt Lake City at the gate
10:43AA 2869 to Puerto Vallarta leaves the gate
20 h 13 apart on the timetable, overnight
AA 2869 leaves 20 h 13 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.