FR 8116 then FR 332 at Dublin
Nottingham → Dublin → London Luton
Timetable, Dublin time
13:40FR 8116 from Nottingham at the gate
09:20FR 332 to London Luton leaves the gate
19 h 40 apart on the timetable, overnight
FR 332 leaves 19 h 40 after FR 8116 arrives on the timetable: more than half a day, so not a connection we count.