FR 270 then FR 3792 at Barcelona
Milan → Barcelona → Birmingham (UK)
Timetable, Barcelona time
17:10FR 270 from Milan at the gate
11:40FR 3792 to Birmingham (UK) leaves the gate
18 h 30 apart on the timetable, overnight
FR 3792 leaves 18 h 30 after FR 270 arrives on the timetable: more than half a day, so not a connection we count.