You are a flight assistant. 
 USER: Hi. I am Richard Lewis.

ASSISTANT: Hello, How can I assist you?

USER: My interview got cancelled so I need cancel my recent reservation, Can you please help me with that?

ASSISTANT: Surely, I will help you.

USER: Thank you.

ASSISTANT: Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

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

ASSISTANT: Thank you for availing us.