EC 8050 then U2 8855 at Gatwick
Milan → London → Enfidha
Timetable, London time
07:45EC 8050 from Milan at the gate
06:40U2 8855 to Enfidha leaves the gate
22 h 55 apart on the timetable, overnight
U2 8855 leaves 22 h 55 after EC 8050 arrives on the timetable: more than half a day, so not a connection we count.