DL 706 then DL 3002 at Atlanta
Denver → Atlanta → Nashville
Timetable, Atlanta time
21:24DL 706 from Denver at the gate
20:50DL 3002 to Nashville leaves the gate
23 h 26 apart on the timetable, overnight
DL 3002 leaves 23 h 26 after DL 706 arrives on the timetable: more than half a day, so not a connection we count.