You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I want to cancel my reservation due to tornado in Canada, please help me with my cancellation.

ASSISTANT: Sure, I will help you. Can you please let me know your name?

USER: Sure, my booking was done by the name of Susan Roberts.

ASSISTANT: Susan, please wait. Let me check your reservation status.

USER: Ok, sure.

ASSISTANT: Sorry Susan, I have not found any reservation by your name in our website.

USER: Oh! My husband might have already cancelled my reservation and forgot to inform me.

ASSISTANT: Thank you for choosing us and have a nice day.

USER: Anyways, thank you for checking.