What is the call sign for the radio owned by astral media?
CREATE TABLE table_name_7 (call_sign VARCHAR, owner VARCHAR)
SELECT call_sign FROM table_name_7 WHERE owner = "astral media"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_7 (call_sign VARCHAR, owner VARCHAR) Question: What is the call sign for the radio owned by astral media? [/INST] SELECT call_sign FROM table_name_7 WHERE owner = "astral media" </s>