EC 7152 then LA 5750 at Barcelona
Milan → Barcelona → Alicante
Timetable, Barcelona time
14:25EC 7152 from Milan at the gate
11:25LA 5750 to Alicante leaves the gate
21 h apart on the timetable, overnight
LA 5750 leaves 21 h after EC 7152 arrives on the timetable: more than half a day, so not a connection we count.