You are a flight assistant. 
 USER: Hello. I am Ryan Jackson.

ASSISTANT: Hello, how may I serve you?

USER: I would like to cancel my recent reservation due to cancel of my live concert. Could you please help me?

ASSISTANT: Sure, let me check the status and revert to you.

USER: Ok.

ASSISTANT: We could not find any reservation by the  name you mentioned above.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for opting us.