IB 5337 then FR 7543 at Barcelona
Rome → Barcelona → Manchester
Timetable, Barcelona time
14:25IB 5337 from Rome at the gatealso LL 5337, VY 6007
11:35FR 7543 to Manchester leaves the gate
21 h 10 apart on the timetable, overnight
FR 7543 leaves 21 h 10 after IB 5337 arrives on the timetable: more than half a day, so not a connection we count.