You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Sure, may I know your name?

USER: Ok, my name is Virginia Carter.

ASSISTANT: Please wait a moment, let me check your details.

USER: Sure, take your own time.

ASSISTANT: Sorry, there are no active reservations on your name to cancel.

USER: Ok, not an problem. Thank you for your information.

ASSISTANT: Thank you for reaching our service.