AM 408 then DL 5595 at JFK
Mexico City → New York → Washington
Timetable, New York time
12:59AM 408 from Mexico City at the gate
10:25DL 5595 to Washington leaves the gate
21 h 26 apart on the timetable, overnight
DL 5595 leaves 21 h 26 after AM 408 arrives on the timetable: more than half a day, so not a connection we count.