You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I  help you?

USER: Jack Lee here. I want to cancel my recent reservation due to bad weather condition. Can you help me for this one?

ASSISTANT: Just a moment please.

USER: Sure.

ASSISTANT: I am sorry no reservation found on your name.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for choosing us.