DL 209 then DL 1480 at JFK
Edinburgh → New York → Atlanta
Timetable, New York time
14:19DL 209 from Edinburgh at the gate
14:00DL 1480 to Atlanta leaves the gate
23 h 41 apart on the timetable, overnight
DL 1480 leaves 23 h 41 after DL 209 arrives on the timetable: more than half a day, so not a connection we count.