DL 1126 then DL 2398 at Atlanta
Louisville → Atlanta → New York JFK
Timetable, Atlanta time
19:30DL 1126 from Louisville at the gate
15:16DL 2398 to New York JFK leaves the gate
19 h 46 apart on the timetable, overnight
DL 2398 leaves 19 h 46 after DL 1126 arrives on the timetable: more than half a day, so not a connection we count.