KL 1712 then U2 7871 at Schiphol
Luxembourg → Amsterdam → Birmingham (UK)
Timetable, Amsterdam time
16:00KL 1712 from Luxembourg at the gate
14:55U2 7871 to Birmingham (UK) leaves the gate
22 h 55 apart on the timetable, overnight
U2 7871 leaves 22 h 55 after KL 1712 arrives on the timetable: more than half a day, so not a connection we count.