You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Lisa Parker.

ASSISTANT: How can I aid you?

USER: I want to cancel my reservation as my project got ramp down. Can you help me?

ASSISTANT: Sure, We are here to help you. Give me a minute.

USER: Ok.

ASSISTANT: Thanks for your time. I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: That's Ok, thanks for your response.

ASSISTANT: Thank you for approaching us.