DL 1324 then DL 525 at Atlanta
Washington → Atlanta → New York LaGuardia
Timetable, Atlanta time
13:03DL 1324 from Washington at the gate
12:30DL 525 to New York LaGuardia leaves the gate
23 h 27 apart on the timetable, overnight
DL 525 leaves 23 h 27 after DL 1324 arrives on the timetable: more than half a day, so not a connection we count.