You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Shirley Brown here. I was made a reservation earlier in this week. But I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Yes, I can help you.

USER: Thank you for that.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us.