Step 1: Navigate to https://demoblaze.com/.
Step 2: Click on 'Laptops' under the 'Categories' menu.
Step 3: Select 'MacBook Pro' and click on 'Add to cart'.
Step 4: If a pop-up appears, click 'Ok' to proceed; otherwise if pop-up does not appear, continue to the next step.
Step 5: Click on 'Cart' from the top menu.
Step 6: On the 'Products' page, click on 'Place Order' then stop; continue to next step.
Step 7: Fill in the form with the following details:
    - Name: John Wick
    - Country: United States
    - City: New York
    - Credit card: 4111111111111111
    - Month: 12
    - Year: 2029
After filling out form details click on 'Purchase' to complete the order and wait for confirmation. After confirmation, click 'Ok' button.
Step 8: User will be redirected to the main 'Product Store' page. 
    - Confirm the flow is completed and notify the user that the browser will remain open for manual inspection. 
    - Do not close the browser.
END TASK
