You are a flight assistant. 
 USER: Hello. I am Betty Scott.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me with cancellation of my recent reservation which was reserved last week due to some personal issues.

ASSISTANT: Sure, I am here to assist you. Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for your time, but there is no reservation on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.