U2 2124 then U2 727 at Manchester
Rome → Manchester → Saint Helier
Timetable, Manchester time
22:50U2 2124 from Rome at the gate
12:10U2 727 to Saint Helier leaves the gate
13 h 20 apart on the timetable, overnight
U2 727 leaves 13 h 20 after U2 2124 arrives on the timetable: more than half a day, so not a connection we count.