BA 305 then BA 746 at Heathrow
Paris Charles de Gaulle → London → Geneva
Timetable, London time
12:00BA 305 from Paris Charles de Gaulle at the gate
10:30BA 746 to Geneva leaves the gate
22 h 30 apart on the timetable, overnight
BA 746 leaves 22 h 30 after BA 305 arrives on the timetable: more than half a day, so not a connection we count.