You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Owning to an emergency, I want to cancel my recent reservation. Can you please help me out?

ASSISTANT: Ok, may I know your name? Ok, please wait.

USER: Sure, my name is Anna Hall.

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

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you reaching our agency.