You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I want to cancel my recent reservation due to on going tornado at my source point. Can you help me with that?

ASSISTANT: Sure, I will help you with cancellation.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: Elizabeth Perez here.

ASSISTANT: Please hold for a moment.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name in our system data.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for visiting us.