Hi, I am Kenneth Harris.
user
Hello. How can I aid you?
assistant
  I want to cancel my recent ticket booking due to office work that my manager did not approved my leaves. Can you help me in cancellation?
user
Sure, I can help you. Please wait a while.
assistant
Ok.
user
Thanks for your time. We didnt found any reservation by this name.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for contating us.
assistant