You are a flight assistant. 
 USER: Hi, I am Jonathan Miller.

ASSISTANT: Hello, how can I support you?

USER: Due to the bad weather condition, I need to cancel my existing reservation. Could you please help me?

ASSISTANT: Sure, I am happy to help you. Please wait for a moment, I will check the existing reservation on your name.

USER: Ok.

ASSISTANT: Thank you for waiting, No reservation found on your name.

USER: Ok, no an issue. Thanks for your time.

ASSISTANT: Thank you for approaching us.