You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Due to some personal Issues, I would like o cancel my recent reservation. Please help me out.

ASSISTANT: Sure, I am happy to help you. Can I have your name?

USER: Sure, my name is Katherine White.

ASSISTANT: Sorry to sat that, there is no reservation found on your name in our database.

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

ASSISTANT: Thank you for consulting us.