Hello.
user
Hello, how can I assist you?
assistant
 I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?
user
Sure, I can help you with that. May I know your good name please?
assistant
Samantha Green here.
user
Ok, please wait for a while.
assistant
Sure.
user
Samantha Green, there is no active reservation found under your name to do cancellation.
assistant
No problem, thanks for the information.
user
Thank you for choosing us, have a nice day.
assistant