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

ASSISTANT: Hello, how may I address you?

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

ASSISTANT: Sure, let me check the reservation list and revert you.

USER: Sure.

ASSISTANT: We could not find any reservation active by the name Ryan Smith in our database.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.