HV 5956 then KL 621 at Schiphol
Lisbon → Amsterdam → Atlanta
Timetable, Amsterdam time
23:25HV 5956 from Lisbon at the gate
17:10KL 621 to Atlanta leaves the gate
17 h 45 apart on the timetable, overnight
KL 621 leaves 17 h 45 after HV 5956 arrives on the timetable: more than half a day, so not a connection we count.