DL 346 then DL 1892 at Atlanta
Denver → Atlanta → Chattanooga
Timetable, Atlanta time
15:20DL 346 from Denver at the gate
14:30DL 1892 to Chattanooga leaves the gate
23 h 10 apart on the timetable, overnight
DL 1892 leaves 23 h 10 after DL 346 arrives on the timetable: more than half a day, so not a connection we count.