You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jerry Jackson.

ASSISTANT: How can I help you?

USER: I want to cancel my reservation, due to heavy rainfall in New York, can you help me?

ASSISTANT: Sure, just a second please.

USER: Ok.

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

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.