U2 2305 then U2 2708 at Madrid
London Luton → Madrid → Bristol
Timetable, Madrid time
19:55U2 2305 from London Luton at the gate
10:20U2 2708 to Bristol leaves the gate
14 h 25 apart on the timetable, overnight
U2 2708 leaves 14 h 25 after U2 2305 arrives on the timetable: more than half a day, so not a connection we count.