DL 1680 then DL 823 at Atlanta
Cincinnati → Atlanta → San Francisco
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
14:49DL 823 to San Francisco leaves the gate
17 h 06 apart on the timetable, overnight
DL 823 leaves 17 h 06 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.