DL 127 then DL 2342 at JFK
Madrid → New York → Atlanta
Timetable, New York time
12:00DL 127 from Madrid at the gate
11:30DL 2342 to Atlanta leaves the gate
23 h 30 apart on the timetable, overnight
DL 2342 leaves 23 h 30 after DL 127 arrives on the timetable: more than half a day, so not a connection we count.