Hi.
user
Hello, how can I help you at present?
assistant
 I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?
user
Sure, may I know your good name?
assistant
James White here.
user
Sorry to say that, there is no active reservation found on your name.
assistant
No issue, thanks for the information.
user
Thank you for choosing us.
assistant