AA 1378 then AA 3023 at DFW
Miami → Dallas-Fort Worth → New York LaGuardia
Timetable, Dallas-Fort Worth time
12:28AA 1378 from Miami at the gate
08:26AA 3023 to New York LaGuardia leaves the gate
19 h 58 apart on the timetable, overnight
AA 3023 leaves 19 h 58 after AA 1378 arrives on the timetable: more than half a day, so not a connection we count.