You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: I am Michael Rodriguez.

ASSISTANT: How shall I aid you now?

USER: Could you help me out in cancelling my reservation?

ASSISTANT: Sure, please standby.

USER: Sure.

ASSISTANT: Thanks for being patience.

USER: Ok.

ASSISTANT: Sorry, no reservation found on your name.

USER: Ok, not a problem. Thank you for help.

ASSISTANT: Thank you for choosing us.