You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

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

USER: Sure, myself Edward Walker.

ASSISTANT: Wait a moment please.

USER: Sure, I will wait for your response.

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

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

ASSISTANT: Thank you for choosing us.