DL 926 then DL 3030 at Atlanta
Washington National → Atlanta → Gainesville
Timetable, Atlanta time
12:09DL 926 from Washington National at the gate
11:38DL 3030 to Gainesville leaves the gate
23 h 29 apart on the timetable, overnight
DL 3030 leaves 23 h 29 after DL 926 arrives on the timetable: more than half a day, so not a connection we count.