You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I aid you?

USER: I just want to cancel my recent reservation due to some family problem. Can you please help me in that cancellation?

ASSISTANT: Sure. May I know your name?

USER: My name is Anthony Harris from Boston.

ASSISTANT: Give me a minute.

USER: Sure,.

ASSISTANT: Thanks for being waiting. We didn't found any reservation by this name.

USER: Ok, not a problem.I think my brother already cancelled it. Any way, Thanks for your good response.

ASSISTANT: Thank you for choosing us.