What are the full names of customers who do not have any accounts?
SELECT customer_first_name ,  customer_last_name FROM Customers EXCEPT SELECT T1.customer_first_name ,  T1.customer_last_name FROM Customers AS T1 JOIN Accounts AS T2 ON T1.customer_id  =  T2.customer_id
SELECT customer_first_name ,  customer_last_name FROM Customers EXCEPT SELECT T1.customer_first_name ,  T1.customer_last_name FROM Customers AS T1 JOIN Accounts AS T2 ON T1.customer_id  =  T2.customer_id
[{'customer_first_name': 'Aniyah', 'customer_last_name': 'Feest'}, {'customer_first_name': 'Armani', 'customer_last_name': 'Farrell'}, {'customer_first_name': 'Frederic', 'customer_last_name': 'Swift'}, {'customer_first_name': 'Izabella', 'customer_last_name': 'Erdman'}, {'customer_first_name': 'Marcel', 'customer_last_name': 'Brekke'}, {'customer_first_name': 'Nat', 'customer_last_name': 'Davis'}]