FR 6839 then U2 2277 at Manchester
Prague → Manchester → Enfidha
Timetable, Manchester time
16:40FR 6839 from Prague at the gate
14:25U2 2277 to Enfidha leaves the gate
21 h 45 apart on the timetable, overnight
U2 2277 leaves 21 h 45 after FR 6839 arrives on the timetable: more than half a day, so not a connection we count.