AA 418 then AA 339 at Miami
Memphis → Miami → La Mesa
Timetable, Miami time
11:00AA 418 from Memphis at the gate
10:36AA 339 to La Mesa leaves the gate
23 h 36 apart on the timetable, overnight
AA 339 leaves 23 h 36 after AA 418 arrives on the timetable: more than half a day, so not a connection we count.