WN 314 then DL 2398 at Atlanta
Nashville → Atlanta → New York JFK
Timetable, Atlanta time
19:20WN 314 from Nashville at the gate
15:16DL 2398 to New York JFK leaves the gate
19 h 56 apart on the timetable, overnight
DL 2398 leaves 19 h 56 after WN 314 arrives on the timetable: more than half a day, so not a connection we count.