Your route .
London — 4 nights stay
Arrive in London airport. Get transferred to your hotel..
Train ride to Paris
Paris — 3 nights stay
Checkout of your hotel. Take your train from London to Paris. Check-in to your new hotel.
Montmartre and Sacre-Coeur Church.
River Seine Sightseeing Cruise.
Train ride to Zurich
Zurich — 2 nights stay
Checkout of your hotel. Take your train from Paris to Zurich. Check-in to your new hotel.
Take your flight back to India. Hope you end up with a lot of memories and a few souvenirs too..