FR 6819 then FR 641 at Manchester
Milan → Manchester → Valencia
Timetable, Manchester time
15:00FR 6819 from Milan at the gate
09:05FR 641 to Valencia leaves the gate
18 h 05 apart on the timetable, overnight
FR 641 leaves 18 h 05 after FR 6819 arrives on the timetable: more than half a day, so not a connection we count.