You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Due to some weather problems I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, we are glad to help you. Please provide your good name.

USER: Gregory Hill here.

ASSISTANT: Sorry, we did not find any active reservation on your name in our data.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for choosing us.