BA 117 then DL 5595 at JFK
London Heathrow → New York → Washington
Timetable, New York time
11:20BA 117 from London Heathrow at the gate
10:25DL 5595 to Washington leaves the gate
23 h 05 apart on the timetable, overnight
DL 5595 leaves 23 h 05 after BA 117 arrives on the timetable: more than half a day, so not a connection we count.