EI 403 then FR 5346 at Dublin
Rome → Dublin → Katowice
Timetable, Dublin time
13:35EI 403 from Rome at the gate
05:55FR 5346 to Katowice leaves the gate
16 h 20 apart on the timetable, overnight
FR 5346 leaves 16 h 20 after EI 403 arrives on the timetable: more than half a day, so not a connection we count.