You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Richard Rodriguez.

ASSISTANT: Richard, how can I help you now?

USER: I want to cancel my reservation because my brother met with an accident, can you please help me out?

ASSISTANT: Sure, I will help you with this.

USER: Thank you.

ASSISTANT: Please wait. I will get back to you.

USER: Sure.

ASSISTANT: Sorry, no reservation found on your time.

USER: That's fine, thank you very much for checking.

ASSISTANT: My pleasure, have a good day.