F9 3511 then DL 1379 at Atlanta
Boston → Atlanta → Fort Myers
Timetable, Atlanta time
16:00F9 3511 from Boston at the gate
15:15DL 1379 to Fort Myers leaves the gate
23 h 15 apart on the timetable, overnight
DL 1379 leaves 23 h 15 after F9 3511 arrives on the timetable: more than half a day, so not a connection we count.