BA 579 then BA 990 at Heathrow
Milan Linate → London → Berlin
Timetable, London time
16:30BA 579 from Milan Linate at the gate
16:00BA 990 to Berlin leaves the gate
23 h 30 apart on the timetable, overnight
BA 990 leaves 23 h 30 after BA 579 arrives on the timetable: more than half a day, so not a connection we count.