You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can I have your name please to check your reservation status?

USER: I am Ashley White.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Ashley White, no reservation has been found on your name in our database.

USER: No issues, thank you for the checking.

ASSISTANT: Thank you for choosing us.