You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I am Daniel Robinson.

ASSISTANT: Ok.

USER: I need to cancel my reservation as my meeting got delayed. Can you please help me out?

ASSISTANT: Sure, I am willing to help you.

USER: Ok.

ASSISTANT: please wait for a while, I will check the reservation list and revert to you.

USER: Ok.

ASSISTANT: Thank you for waiting. Sorry to notify, there is no reservation found on your given name.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us with a query.