DL 4993 then DL 2398 at Atlanta
Valdosta → Atlanta → New York JFK
Timetable, Atlanta time
20:23DL 4993 from Valdosta at the gate
15:16DL 2398 to New York JFK leaves the gate
18 h 53 apart on the timetable, overnight
DL 2398 leaves 18 h 53 after DL 4993 arrives on the timetable: more than half a day, so not a connection we count.