DL 329 then DL 2398 at Atlanta
Santa Ana → Atlanta → New York JFK
Timetable, Atlanta time
21:16DL 329 from Santa Ana at the gate
15:16DL 2398 to New York JFK leaves the gate
18 h apart on the timetable, overnight
DL 2398 leaves 18 h after DL 329 arrives on the timetable: more than half a day, so not a connection we count.