Yes, DearDiana Wynne Jones
Kay catches a magic golden leaf and enters a world where wishes comes true, but when she tells each member of the family, they are too busy to listen and understand. But finally Kay tells Granny who does listen and understand because she can remember catching a magic leaf herself.
Diana Wynne Jones (1934–2011) was a British writer, principally of fantasy novels for children and adults, as well as a small amount of non-fiction. Some of her better-known works include the Chrestomanci series and the novels Howl's Moving Castle and Dark Lord of Derkholm.