You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you at this moment?

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

ASSISTANT: Sure, I will help you. Please wait for a moment, I will check your details. May I know your name please?

USER: Myself Virginia Harris.

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

USER: No problem, thanks for checking.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.