FR 5271 then LA 5765 at Barcelona
Manchester → Barcelona → Firenze
Timetable, Barcelona time
15:40FR 5271 from Manchester at the gate
12:45LA 5765 to Firenze leaves the gate
21 h 05 apart on the timetable, overnight
LA 5765 leaves 21 h 05 after FR 5271 arrives on the timetable: more than half a day, so not a connection we count.