Breakfast at Tiffany's (1961)

Based on Truman Capote's novel, this is the story of a young woman (Audrey Hepburn) in New York City who meets a young man (George Peppard) when he moves into her apartment building. He is with an older woman who is very wealthy, but he wants to be a writer. She is working as an expensive escort and searching for a rich, older man to marry.