AA 4396 then DL 1414 at JFK
Washington National → New York → Fort Lauderdale
Timetable, New York time
07:27AA 4396 from Washington National at the gate
19:55DL 1414 to Fort Lauderdale leaves the gate
12 h 28 apart on the timetable
DL 1414 leaves 12 h 28 after AA 4396 arrives on the timetable: more than half a day, so not a connection we count.