Hello.
Hello, is there any help that you are looking from our agency?
Yes. I have planned to go for mountain park in Denver but I am not  interested to go for Denver, can you please cancel my recent reservation?
Sure, I will help you. May I know your name for finding your booking in our data sheet?
My ticket was reserved in the name of Melissa Hill.
Hill, I found your booking in our data sheet.
Ok, please cancel my ticket.
Based on your request the ticket has cancelled and you will get a confirmation message.
Ok, thank you for your help.
Thank you for your time in reaching us. Have a great day.