AA 5510 then DL 4692 at Atlanta
Washington National → Atlanta → Brunswick
Timetable, Atlanta time
23:23AA 5510 from Washington National at the gate
20:39DL 4692 to Brunswick leaves the gate
21 h 16 apart on the timetable, overnight
DL 4692 leaves 21 h 16 after AA 5510 arrives on the timetable: more than half a day, so not a connection we count.