You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

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

ASSISTANT: Sure, I will aid you with that. May I know your name for further process?

USER: Thank you. I am Amanda Williams.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is no previous reservation available under your name.

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

ASSISTANT: Thank you for reaching us.