You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Unfortunately I have an emergency meeting so I want to cancel my reservation, can you please help in cancelling my reservation?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your good name please ?

USER: I am Emma Young.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your given name.

USER: Ok, no problem. Thank you for your quick response.

ASSISTANT: Thanks for choosing us.