You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ronald Hernandez.

ASSISTANT: Ronald Hernandez. How can I help you?

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

ASSISTANT: Sure, can you give me a moment?

USER: Sure.

ASSISTANT: I regret to inform that there is no reservation by the name Ronald Hernandez.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.