Hello.
user
Hello, how can I assist you today?
assistant
 I am Pamela Gonzalez. I want to cancel my recent reservation, because I want to travel  with my friends by road. Can you help me in cancelling?
user
Sure, please wait for a moment.
assistant
Ok.
user
Sorry to say that, no reservation was found with your good name.
assistant
Thank you for your help.
user
Thank you for reaching us.
assistant