DL 9979 then DL 1196 at Atlanta
Detroit → Atlanta → Fort Myers
Timetable, Atlanta time
15:41DL 9979 from Detroit at the gate
12:45DL 1196 to Fort Myers leaves the gate
21 h 04 apart on the timetable, overnight
DL 1196 leaves 21 h 04 after DL 9979 arrives on the timetable: more than half a day, so not a connection we count.