You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Justin White.

ASSISTANT: How may I assist you?

USER: Due to bad weather, I need to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, I am ready to help you. Please wait for a while.

USER: Ok.

ASSISTANT: Sorry, there are no reservation found on your name.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.