user: Question: What is Author, when TV Companions Featured is "Peri Brown", and when Title is "Race Against Time"?
Columns: ['Title', 'Author', 'ISBN UK', 'ISBN US', 'TV companions featured']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Search for the Doctor', 'Dave Martin', 'ISBN 0-7278-2087-7', 'ISBN 0-345-33224-5', 'K-9']
SQL:

assistant: SELECT "Author" FROM "Table" WHERE "TV companions featured" = 'Peri Brown' AND "Title" = 'Race Against Time';