Paris — 3 nights stay
Arrive in Paris airport. Get transferred to your hotel..
Montmartre and Sacre-Coeur Church.
Skip The Line: Palace of Versailles and Gardens from Central Paris.
Louvre Skip the Line Ticket & Big Bus Hop-On Hop-Off Tour.
Skip the Ticket Desk Line: Eiffel Tower and Seine River Cruise.
Train ride to London
London — 3 nights stay
Checkout of your hotel. Take your train from Paris to London. Check-in to your new hotel.
Royal London Sightseeing Tour with Changing of the Guard Ceremony and Thames River Cruise.
Windsor Castle, Stonehenge, and Oxford Custom Day Trip.
Take your flight back to India. Hope you end up with a lot of memories and a few souvenirs too..