FR 215 then OS 697 at Vienna
Milan → Vienna → Bucharest
Timetable, Vienna time
17:05FR 215 from Milan at the gate
15:15OS 697 to Bucharest leaves the gate
22 h 10 apart on the timetable, overnight
OS 697 leaves 22 h 10 after FR 215 arrives on the timetable: more than half a day, so not a connection we count.