F9 4025 then DL 1892 at Atlanta
Orlando → Atlanta → Chattanooga
Timetable, Atlanta time
18:37F9 4025 from Orlando at the gate
14:30DL 1892 to Chattanooga leaves the gate
19 h 53 apart on the timetable, overnight
DL 1892 leaves 19 h 53 after F9 4025 arrives on the timetable: more than half a day, so not a connection we count.