FR 5569 then FR 1982 at Dublin
Rome → Dublin → Biarritz
Timetable, Dublin time
14:25FR 5569 from Rome at the gate
12:40FR 1982 to Biarritz leaves the gate
22 h 15 apart on the timetable, overnight
FR 1982 leaves 22 h 15 after FR 5569 arrives on the timetable: more than half a day, so not a connection we count.