You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I support you today?

USER: Owing an emergency I would like to cancel my resent reservation.

ASSISTANT: Sure, we are glad to help you. Please wait for a while.

USER: My name is Cynthia Hall.

ASSISTANT: Ok. We are very sorry to notify, there is no reservation found on your name.

USER: That's fine, thank you for your quick response.

ASSISTANT: Thank you for approaching us.