QR 3728 then AZ 79 at Barcelona
Lyon → Barcelona → Rome
Timetable, Barcelona time
23:20QR 3728 from Lyon at the gate
16:50AZ 79 to Rome leaves the gate
17 h 30 apart on the timetable, overnight
AZ 79 leaves 17 h 30 after QR 3728 arrives on the timetable: more than half a day, so not a connection we count.