AA 5353 then AA 886 at Charlotte
Wilmington → Charlotte → Cancún
Timetable, Charlotte time
15:16AA 5353 from Wilmington at the gate
11:20AA 886 to Cancún leaves the gate
20 h 04 apart on the timetable, overnight
AA 886 leaves 20 h 04 after AA 5353 arrives on the timetable: more than half a day, so not a connection we count.