You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: I would like to cancel my recent reservation, can you help me in that?

ASSISTANT: Sure. May I know your name please?

USER: Myself Gregory Walker.

ASSISTANT: Would you mind waiting for a moment please?

USER: No, take your time I will wait for your response.

ASSISTANT: Thanks for waiting. I have not found your flight reservation to cancel it.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you.