You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Due to some personal work, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Ok, may I know your good name please?

USER: Sure, I am Carol Adams.

ASSISTANT: Sorry, no reservation found with your name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for choosing us.