You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My name is Amy Brown. I want to cancel my reservation, can you help me with that?

ASSISTANT: Ok, please wait a moment I will check.

USER: Sure, I will wait for your reply.

ASSISTANT: Thank you for waiting. SOrry, there is no flight ticket been reserved on your name to cancel.

USER: Ok, thank you for the information.

ASSISTANT: Ok, thank you for choosing our agency.