FR 9320 then FR 114 at Dublin
Trieste → Dublin → London Gatwick
Timetable, Dublin time
12:35FR 9320 from Trieste at the gate
06:55FR 114 to London Gatwick leaves the gate
18 h 20 apart on the timetable, overnight
FR 114 leaves 18 h 20 after FR 9320 arrives on the timetable: more than half a day, so not a connection we count.