You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Raymond Moore.

ASSISTANT: How can oblige you today?

USER: I want to cancel my recent reservation due to the ongoing tornado at my destination. Can you please help me with that?

ASSISTANT: Sure, we will assist you in your cancellation.

USER: Thank you.

ASSISTANT: There is no reservation exists with your name in our database.

USER: Ok, not an issue.

ASSISTANT: Thank you for opting us.

USER: Thank you for your information.