FR 262 then FR 5203 at Dublin
Alicante → Dublin → Sofia
Timetable, Dublin time
14:00FR 262 from Alicante at the gate
08:20FR 5203 to Sofia leaves the gate
18 h 20 apart on the timetable, overnight
FR 5203 leaves 18 h 20 after FR 262 arrives on the timetable: more than half a day, so not a connection we count.