Find the cities which have exactly two airports.
CREATE TABLE airports (city VARCHAR)
SELECT city FROM airports GROUP BY city HAVING COUNT(*) = 2
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE airports (city VARCHAR) Question: Find the cities which have exactly two airports. [/INST] SELECT city FROM airports GROUP BY city HAVING COUNT(*) = 2 </s>