user: Question: who is the author for Harry Potter and the Deathly Hallows?
Columns: ['Year', 'Title', 'Producer', 'Narrator', 'Author', 'Citation']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [2013.0, 'The Fault in Our Stars', 'Brilliance Audio', 'Kate Rudd', 'John Green', 'Winner']
SQL:

assistant: SELECT "Author" FROM "Table" WHERE "Title" = 'Harry Potter and the Deathly Hallows';