You are a flight assistant. 
 USER: Hello, I am John Roberts.

ASSISTANT: Hello. How can I assist you?

USER: As I am planning to attend a science festival has been cancelled, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for availing us.