W4 6002 then FR 9673 at Fiumicino
London Luton → Rome → Madrid
Timetable, Rome time
12:45W4 6002 from London Luton at the gate
12:35FR 9673 to Madrid leaves the gate
23 h 50 apart on the timetable, overnight
FR 9673 leaves 23 h 50 after W4 6002 arrives on the timetable: more than half a day, so not a connection we count.