VS 301 then BA 928 at Heathrow
New Delhi → London → Hannover
Timetable, London time
15:55VS 301 from New Delhi at the gate
15:45BA 928 to Hannover leaves the gate
23 h 50 apart on the timetable, overnight
BA 928 leaves 23 h 50 after VS 301 arrives on the timetable: more than half a day, so not a connection we count.