BA 753 then KL 1002 at Heathrow
Geneva → London → Amsterdam
Timetable, London time
10:00BA 753 from Geneva at the gate
08:40KL 1002 to Amsterdam leaves the gate
22 h 40 apart on the timetable, overnight
KL 1002 leaves 22 h 40 after BA 753 arrives on the timetable: more than half a day, so not a connection we count.