You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I give assistance to you?

USER: I am James Phillips. I want to cancel my reservation due to postpone of my sister's marriage at New York. Can you help me?

ASSISTANT: Sure, we are here to help you with cancellation. Please wait for a while, to check the reservation on your name.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: Thank you for information.

ASSISTANT: Thank you for availing our service.