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Given the below scenario for a use case, complete a sequence diagram for the use case Basic Flow: The customer arrives at a POS checkout

Given the below scenario for a use case, complete a sequence diagram for the use case

Basic Flow:

  1. The customer arrives at a POS checkout counter to pay for the goods (s)he wants to purchase.
  2. The cashier starts a new sale.
  3. The cashier enters the item identifier.
  4. The system records the sale line item and presents item description, price, and the running total.
  5. The cashier repeats steps 3-4 to until all goods are counts.
  6. The system calculates the taxes and presents the total.
  7. The cashier tells the Customer the total and asks for payment.
  8. After the customer pays, the cashier updates the sales record with payment.
  9. The system presents the receipt.
  10. The customer leaves with receipt and goods (if any).

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