You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Due to some problems my trip was cancelled so can you please cancel my flight ticket?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you for your response.

ASSISTANT: May I know your name?

USER: Sure, my name is Raymond Wilson.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thank you for your time, No reservation was found on your name.

USER: Oh! It's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us.