DL 2398 then AA 760 at JFK
Atlanta → New York → Dallas-Fort Worth
Timetable, New York time
17:36DL 2398 from Atlanta at the gate
06:45AA 760 to Dallas-Fort Worth leaves the gate
13 h 09 apart on the timetable, overnight
AA 760 leaves 13 h 09 after DL 2398 arrives on the timetable: more than half a day, so not a connection we count.