What was the UK broadcast date for the episode which visited USA?
CREATE TABLE table_15211468_1 (uk_broadcast_date VARCHAR, countries_visited VARCHAR)
SELECT uk_broadcast_date FROM table_15211468_1 WHERE countries_visited = "USA"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_15211468_1 (uk_broadcast_date VARCHAR, countries_visited VARCHAR) Question: What was the UK broadcast date for the episode which visited USA? [/INST] SELECT uk_broadcast_date FROM table_15211468_1 WHERE countries_visited = "USA" </s>