You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your good name please?

USER: I am Anna Phillips.

ASSISTANT: That's a nice name Anna Phillips, how may I guide you?

USER: Can you cancel my recent reservation which I have done 3 months back?

ASSISTANT: Sure. Can you please wait a minute?

USER: Sure, take your own time.

ASSISTANT: I am really sorry to tell you that, there is no reservation found with your name to cancel.

USER: That's really sad. Thank you for your service.

ASSISTANT: Thank you for choosing our services.