You could visit the British Museum or National Gallery.
  Would you like to come to London next year?
  What would you like to do in London?

  When are you coming in London?
  They started to show "Evita" last Friday
  Well then, how about going to the Opera?

  There is the Notting Hill carnival next week. How about that?
  Don't you like carnivals?
  I would like to go to to the carnival.

  I hate shopping
  Why don't you go shopping?
  My mom is going shopping tomorrow.

  For you, I would suggest Bond Street.
  I have no idea where to shop in London
  There are lots of places in London.