U2 2152 then FR 6838 at Manchester
Valletta → Manchester → Prague
Timetable, Manchester time
14:35U2 2152 from Valletta at the gate
06:45FR 6838 to Prague leaves the gate
16 h 10 apart on the timetable, overnight
FR 6838 leaves 16 h 10 after U2 2152 arrives on the timetable: more than half a day, so not a connection we count.