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 out?

ASSISTANT: Sure, I will help you.

USER: Thanks.

ASSISTANT: Please help me with your name.

USER: Sure, my name is Matthew Lee.

ASSISTANT: Please allow me a minute.

USER: Ok, take your time.

ASSISTANT: Matthew Lee, I am really sorry to inform you that there is no booking found on your name to cancel.

USER: It's ok, thank you for the information.

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