You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Due to some client meeting, I am planning to cancel my recent reservation. Can you please help me for this?

ASSISTANT: Sure, I am here to help you out. May I know your name please?

USER: Myself Christopher Turner.

ASSISTANT: Wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: Myself Christopher, we haven't found any reservation under your name in our database.

USER: Not a big problem, anyhow thank you very much for checking the reservation status.

ASSISTANT: Thank you for choosing us.