You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is James White. Actually, I booked a ticket to NYC to attend a concert but due to bad weather, the trip is cancelled.

ASSISTANT: Ok, please wait for a while. Sorry, there is no reservation found on your name to cancel.

USER: Sure, take your time. That's ok. Thank you for your time.

ASSISTANT: Thank you for contacting us.