You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

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

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Ryan Carter here.

ASSISTANT: Please allow me a minute.

USER: Sure.

ASSISTANT: I am sorry to inform you that there is no booking done on your name to cancel.

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

ASSISTANT: Thank you for reaching us. Have a great time!.