DL 3199 then DL 1217 at Atlanta
Gulfport → Atlanta → Fort Myers
Timetable, Atlanta time
12:25DL 3199 from Gulfport at the gate
00:52DL 1217 to Fort Myers leaves the gate
12 h 27 apart on the timetable, overnight
DL 1217 leaves 12 h 27 after DL 3199 arrives on the timetable: more than half a day, so not a connection we count.