FR 6839 then U2 2275 at Manchester
Prague → Manchester → Enfidha
Timetable, Manchester time
12:00FR 6839 from Prague at the gate
06:00U2 2275 to Enfidha leaves the gate
18 h apart on the timetable, overnight
U2 2275 leaves 18 h after FR 6839 arrives on the timetable: more than half a day, so not a connection we count.