F9 4025 then DL 5258 at Atlanta
Orlando → Atlanta → Knoxville
Timetable, Atlanta time
18:37F9 4025 from Orlando at the gate
17:45DL 5258 to Knoxville leaves the gate
23 h 08 apart on the timetable, overnight
DL 5258 leaves 23 h 08 after F9 4025 arrives on the timetable: more than half a day, so not a connection we count.