FR 9903 then FR 7137 at Lisbon
Rome → Lisbon → Dublin
Timetable, Lisbon time
20:15FR 9903 from Rome at the gate
15:30FR 7137 to Dublin leaves the gate
19 h 15 apart on the timetable, overnight
FR 7137 leaves 19 h 15 after FR 9903 arrives on the timetable: more than half a day, so not a connection we count.