What does Lennie want George to ask Slim in "Of Mice and Men"?

In John Steinbeck's "Of Mice and Men," Lennie Small urges George Milton to ask Slim for permission to keep a puppy. Lennie has a deep desire for companionship and affection, often seeking to care for soft and small creatures, which reflects his innocence and childlike mentality. He believes that having a puppy would provide him with comfort and an opportunity to nurture, similar to the dream of owning a piece of land that he shares with George. This moment illustrates Lennie's longing for connection and the simple joys of life, as well as the complexities of his character, which is often juxtaposed against the harsh realities of their environment.