You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me with that?

ASSISTANT: Sure, I am here to help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: Can you please provide your name to check your reservation status?

USER: My name is Brian White.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Brian White, I have found your reservation. Would you like me to cancel it?

USER: Yes, please.

ASSISTANT: I have cancelled your reservation successfully.

USER: Thank you.

ASSISTANT: Thank you for utilizing our service.