You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ryan Roberts.

ASSISTANT: How can I assist you today?

USER: I want to cancel my reservation, can you please help me?

ASSISTANT: Sure, please allow me a moment.

USER: Sure.

ASSISTANT: Ryan Roberts, there is no reservation found under your name.

USER: Ok, not a problem. Thank you.

ASSISTANT: You are welcome. Thank you for contacting us.