What is the call sign for a class of A?
CREATE TABLE table_name_69 (call_sign VARCHAR, class VARCHAR)
SELECT call_sign FROM table_name_69 WHERE class = "a"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_69 (call_sign VARCHAR, class VARCHAR) Question: What is the call sign for a class of A? [/INST] SELECT call_sign FROM table_name_69 WHERE class = "a" </s>