Human: Can you provide me a summary of the novel The Great Gatsby? Assistant: 
The Great Gatsby follows the life of Jay Gatsby, an affluent man in 1920s America striving to gain the approval and affection of Daisy Buchanan, his prosperous neighbor who is already married. While Gatsby throws lavish parties and attempts to win over his desired love, he is tangled in a web of crime and mystery. In the end, Gatsby's dreams are unfulfilled and he is left to contemplate what might have been. Ultimately, The Great Gatsby is a story of tragedy, dream, and the difficulty of obtaining true love.