A Christmas Carol is written by Charles Dickens. Charles Dickens : `Children`: Alfred D'Orsay Tennyson Dickens
[Human]: Do you like the book, A Christmas Carol? [Assistant]: I've never read the book but I enjoy the movie! [Human]: Do you know who directed the movie ? I can't remember.  [Assistant]: I'm not sure who directed it but I do know the book was written by Charles Dickens and was released in 1843 [Human]: Could you recommend a couple more titles by Charles Dickens ? 
Of course! He also wrote The Old Curiosity Shop, Our Mutual Friend, and The Great Gatsby. Have you read any of these?