FR 834 then FR 332 at Dublin
Venezia → Dublin → London Luton
Timetable, Dublin time
15:10FR 834 from Venezia at the gate
09:30FR 332 to London Luton leaves the gate
18 h 20 apart on the timetable, overnight
FR 332 leaves 18 h 20 after FR 834 arrives on the timetable: more than half a day, so not a connection we count.