DL 1093 then DL 378 at Atlanta
Newark → Atlanta → Washington National
Timetable, Atlanta time
21:44DL 1093 from Newark at the gate
20:59DL 378 to Washington National leaves the gate
23 h 15 apart on the timetable, overnight
DL 378 leaves 23 h 15 after DL 1093 arrives on the timetable: more than half a day, so not a connection we count.