AA 4576 then DL 3182 at Atlanta
Washington National → Atlanta → Myrtle Beach
Timetable, Atlanta time
13:03AA 4576 from Washington National at the gate
12:22DL 3182 to Myrtle Beach leaves the gate
23 h 19 apart on the timetable, overnight
DL 3182 leaves 23 h 19 after AA 4576 arrives on the timetable: more than half a day, so not a connection we count.