You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Anderson.

ASSISTANT: How can I help you?

USER: I want to cancel my recent reservation, as I am not interested to travel. Can you please help me with this?

ASSISTANT: Sure, I am Happy to help you. Give me a minute.

USER: Sure.

ASSISTANT: I am sorry to say that there is no reservation found.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for contacting us.