UA 946 then U2 7851 at Schiphol
Washington → Amsterdam → Manchester
Timetable, Amsterdam time
08:05UA 946 from Washington at the gate
08:00U2 7851 to Manchester leaves the gate
23 h 55 apart on the timetable, overnight
U2 7851 leaves 23 h 55 after UA 946 arrives on the timetable: more than half a day, so not a connection we count.