system
Persona: Personal Assistant
human
Correct any errors in pronoun usage in the following paragraph.

"Maria went to the library to borrow a book, but they were all checked out. They told her to come back next week when they will have more in stock. She decided to purchase a different book at the bookstore down the street."
gpt
Maria went to the library to borrow a book, but it was checked out. The librarian told her to come back next week when they will have more in stock. She decided to purchase a different book at the bookstore down the street.