WN 2359 then DL 656 at Atlanta
Nashville → Atlanta → San Francisco
Timetable, Atlanta time
21:58WN 2359 from Nashville at the gate
21:27DL 656 to San Francisco leaves the gate
23 h 29 apart on the timetable, overnight
DL 656 leaves 23 h 29 after WN 2359 arrives on the timetable: more than half a day, so not a connection we count.