AF 1243 then U2 4501 at Charles de Gaulle
Geneva → Paris → Nice
Timetable, Paris time
08:40AF 1243 from Geneva at the gate
06:55U2 4501 to Nice leaves the gate
22 h 15 apart on the timetable, overnight
U2 4501 leaves 22 h 15 after AF 1243 arrives on the timetable: more than half a day, so not a connection we count.