Draw Data Flow Diagram up to level-2 for the following car rental system
Customer specifies start and end dates for the car rental, and where they would like to pick up and return the car. The system then presents the customer with a list of available cars and prices. The customer selects the desired car from the list. The system then prompts for a credit card number and expiration date. Customer supplies necessary credit information. System then asks customer to confirm reservation by pressing button. If customer confirms, system issues a confirmation number that customer can use to retrieve car at start date.
Please fix the following input errors:
