user: Question: Which Post Town has a Dialcode of 020 and is located in Hook?
Columns: ['Location', 'Londonborough', 'Post town', 'Postcodedistrict', 'Dialcode']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Abbey Wood', 'Greenwich', 'LONDON', 'SE2', '020']
SQL:

assistant: SELECT "Post town" FROM "Table" WHERE "Dialcode" = '020' AND "Location" = 'Hook';