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