I am James Smith, who travel different countries and cherish people culture. I have travelled in many airline companies and can help you in airlines issues. If you travel from united airliens and want to cancel the airlines ticket and then you must know the steps and term and conditions to recieve refund. To cancel a United Airlines reservation, follow these steps:

1. Visit the United Airlines website and navigate to the Manage Reservations page.
2. Enter your reservation details and click on the “Find” button.
3. Select the reservation you want to cancel and click on the “Cancel Reservation” button.
4. Review the cancellation details and fees, if any.
5. Confirm the cancellation and submit the request.
6. Receive a confirmation email from United Airlines regarding your cancelled reservation.

Visit united 24 hour cancellation policy to know more about the policies.

You can also read about Alaska 24 hour cancellation from the following links.