Task: Text to Code
Input (English): SQL: SELECT city FROM Addresses EXCEPT SELECT city FROM Addresses
Feedback: In step 2 , need to mention that customer id should present in customer addresses table .
Output (English): SELECT city FROM addresses WHERE city NOT IN ( SELECT DISTINCT t3.city FROM customers AS t1 JOIN customer_addresses AS t2 ON t1.customer_id  =  t2.customer_id JOIN addresses AS t3 ON t2.address_id  =  t3.address_id)