You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Raymond Carter.

ASSISTANT: How can I render you?

USER: Please help me with cancelling my reservation.

ASSISTANT: Sure. Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no reservation found on your data.

USER: Fine, thanks for the information.

ASSISTANT: Thank you.