U2 8294 then U2 8419 at Gatwick
VNC → London → Nice
Timetable, London time
12:55U2 8294 from VNC at the gate
08:45U2 8419 to Nice leaves the gate
19 h 50 apart on the timetable, overnight
U2 8419 leaves 19 h 50 after U2 8294 arrives on the timetable: more than half a day, so not a connection we count.