Hello!  Can you display a list of all of the Savings Account customer IDs and the associated balances?
select custid,balance from savings
Thanks!  Can you also update that list to show the checking balance for each customer?
select balance from checking
Okay!  Can you show me the customer name that is associate with the lowest savings account balance?
select t1.name from accounts as t1 join checking as t2 on t1.custid = t2.custid join savings as t3 on t1.custid = t3.custid order by t3.balance limit 1
Alright!  Can you now show me his checking account balance?
select t2.balance from accounts as t1 join checking as t2 on t1.custid = t2.custid join savings as t3 on t1.custid = t3.custid where t1.name = "Weeks"