UA 20 then KL 713 at Schiphol
Houston → Amsterdam → Zandery
Timetable, Amsterdam time
08:35UA 20 from Houston at the gate
08:15KL 713 to Zandery leaves the gate
23 h 40 apart on the timetable, overnight
KL 713 leaves 23 h 40 after UA 20 arrives on the timetable: more than half a day, so not a connection we count.