You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I am here to help you. Can you please please let me know your name to proceed further?

USER: I am Ronald Thompson.

ASSISTANT: Please wait for a while, I will check and let you know.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your name to cancel.

USER: No problem, thanks for checking.

ASSISTANT: Most welcome.