Hi. I am Mark KIng.
Hello, how can I aid you?
I planned a holiday vacation to Las Vegas, but due to some emergency I want to cancel my recent reservation, could you please help me for that.
Sure, I am here to help you. Please give me a minute and let you know.
OK.
Thanks for waiting. Your recent reservation is cancelled.
OK, thank you. Thanks for your help.
Thank you for contacting us.