user: Question: What was the deployed from date for the A-4B aircraft from WestPac with a tail code of AH-3xx?
Columns: ['from', 'aircraft', 'carrier', 'air wing', 'tail code', 'area']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['7 June 1962', 'A4D-2', 'CVA-34', 'CVG-16', 'AH-3xx', 'WestPac']
SQL:

assistant: SELECT "from" FROM "Table" WHERE "tail code" = 'AH-3xx' AND "area" = 'WestPac' AND "aircraft" = 'A-4B';