Esperanza doesn't have a specific, final conversation with Isabel at the end of the book.
The story focuses on Esperanza's journey of self-discovery and her desire to escape the limitations of her life on Mango Street. While Isabel is a significant character, Esperanza's relationship with her isn't central to the story's conclusion.
However, we can infer some things about their relationship based on the book's final lines:
* Esperanza recognizes Isabel's strength and resilience: Esperanza has learned a lot from Isabel, who has endured challenges and found ways to thrive in their difficult circumstances.
* Esperanza carries a sense of responsibility for Isabel: Esperanza has witnessed Isabel's struggles and understands the importance of having someone to look up to. She likely feels a sense of responsibility to be a positive influence in Isabel's life.
* Esperanza is ready to move on: The book ends with Esperanza leaving Mango Street, determined to create a better life for herself. While she likely cares about Isabel, she is ready to pursue her own dreams.
Although there is no direct conversation between Esperanza and Isabel at the end of the book, we can infer that their bond remains strong, and Esperanza's departure signifies a significant step forward in her life, which she may share with Isabel in the future.