DL 455 then DL 1562 at Atlanta
Washington National → Atlanta → Orlando
Timetable, Atlanta time
10:56DL 455 from Washington National at the gate
23:05DL 1562 to Orlando leaves the gate
12 h 09 apart on the timetable
DL 1562 leaves 12 h 09 after DL 455 arrives on the timetable: more than half a day, so not a connection we count.