DL 395 then DL 2398 at Atlanta
Los Angeles → Atlanta → New York JFK
Timetable, Atlanta time
19:50DL 395 from Los Angeles at the gate
15:16DL 2398 to New York JFK leaves the gate
19 h 26 apart on the timetable, overnight
DL 2398 leaves 19 h 26 after DL 395 arrives on the timetable: more than half a day, so not a connection we count.