AA 3732 then DL 1107 at Atlanta
Washington National → Atlanta → Fort Lauderdale
Timetable, Atlanta time
19:55AA 3732 from Washington National at the gate
18:35DL 1107 to Fort Lauderdale leaves the gate
22 h 40 apart on the timetable, overnight
DL 1107 leaves 22 h 40 after AA 3732 arrives on the timetable: more than half a day, so not a connection we count.