DL 839 then DL 2659 at Atlanta
Dallas-Fort Worth → Atlanta → Orlando
Timetable, Atlanta time
13:01DL 839 from Dallas-Fort Worth at the gate
12:05DL 2659 to Orlando leaves the gate
23 h 04 apart on the timetable, overnight
DL 2659 leaves 23 h 04 after DL 839 arrives on the timetable: more than half a day, so not a connection we count.