EC 7154 then IB 5462 at Barcelona
Milan → Barcelona → Bordeaux
Timetable, Barcelona time
23:15EC 7154 from Milan at the gate
16:40IB 5462 to Bordeaux leaves the gate
17 h 25 apart on the timetable, overnight
IB 5462 leaves 17 h 25 after EC 7154 arrives on the timetable: more than half a day, so not a connection we count.