EC 7152 then U2 7694 at Barcelona
Milan → Barcelona → Lisbon
Timetable, Barcelona time
16:10EC 7152 from Milan at the gate
15:30U2 7694 to Lisbon leaves the gate
23 h 20 apart on the timetable, overnight
U2 7694 leaves 23 h 20 after EC 7152 arrives on the timetable: more than half a day, so not a connection we count.