You are a flight assistant. 
 USER: Hi, I am Ryan Miller.

ASSISTANT: Hello Ryan Miller. How can I aid you today?

USER: Due to some reasons, my business conference is cancelled, so I had a request to you to cancel my recent reservation. Can you help me with that?

ASSISTANT: Sure, we are here to assist you. There were no reservation found on your name.

USER: Ok, no issues. Thanks for your assistance.

ASSISTANT: Thank you for approaching with us.