You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Due to snowfall, I would like to cancel my recent reservation. Please help me out.

ASSISTANT: Sure, I will help you out. Please provide me your name.

USER: My name is George Campbell.

ASSISTANT: Please wait a moment.

USER: sure.

ASSISTANT: Sorry Campbell, no reservation is not found on your name.

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

ASSISTANT: Thank you for contacting us.