KL 9864 then DL 73 at Schiphol
Brussels → Amsterdam → Atlanta
Timetable, Amsterdam time
13:32KL 9864 from Brussels at the gate
11:10DL 73 to Atlanta leaves the gate
21 h 38 apart on the timetable, overnight
DL 73 leaves 21 h 38 after KL 9864 arrives on the timetable: more than half a day, so not a connection we count.