user: Question: The episode with the no. 54, directed by Charles Haid, is written by who?
Columns: ['No.', '#', 'Title', 'Directed by', 'Written by', 'Patient Portrayer', 'Original air date', 'Production code']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [45.0, 1.0, '"Cindy Plumb"', 'Ryan Murphy', 'Ryan Murphy', 'Kathleen Turner', 'September5,2006', '3T5001']
SQL:

assistant: SELECT "Written by" FROM "Table" WHERE "Directed by" = 'Charles Haid' AND "No." = 54.0;