You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Owing to an emergency, I need to cancel my recent reservation. can you help me in cancellation?

ASSISTANT: Sure, I am here to help you with that, can I know your name to proceed further?

USER: I am Virginia White.

ASSISTANT: Sorry, no reservation is found on your name in our database.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.