KL 602 then U2 7815 at Schiphol
Los Angeles → Amsterdam → Venezia
Timetable, Amsterdam time
09:10KL 602 from Los Angeles at the gate
07:00U2 7815 to Venezia leaves the gate
21 h 50 apart on the timetable, overnight
U2 7815 leaves 21 h 50 after KL 602 arrives on the timetable: more than half a day, so not a connection we count.