Automated teller machine is a banking subsystem that provides bank customers with access to financial transactions in a public space without the need for a cashier, clerk, or bank teller.

Customer uses bank ATM to Check Balances of his/her bank accounts, Deposit Funds, Withdraw Cash and/or Transfer Funds. ATM Technician provides Maintenance and Repairs. All these use cases also involve Bank actor whether it is related to customer transactions or to the ATM servicing.

Based on the previous description:

1. Draw the use case diagram for ATM system
2. Write the use case scenario for the following use cases:
   1. Withdraw
   2. Transfer fund