Hello. I am Helen Wright.
Hello, how can I serve you today?
I need to cancel my reservation due to some personal issues.So can you help me with cancellation of my reservation?
Sure, I am here to help you.
Thank you.
Please give me a minute.
Sure.
Thanks for your time, there is no active reservation found on  your name.
No problem, thank you for the information.
Thank you for opting us.