DL 1680 then DL 3159 at Atlanta
Cincinnati → Atlanta → Nashville
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
13:17DL 3159 to Nashville leaves the gate
15 h 34 apart on the timetable, overnight
DL 3159 leaves 15 h 34 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.