You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: Margaret Robinson here.

ASSISTANT: Yes Robinson.

USER: Suddenly my Shuttle tournament is cancelled.So I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Ok. Sure, I will help you for cancelling.

USER: Ok.

ASSISTANT: I did not found any reservations with your name.

USER: Thank you for the information.

ASSISTANT: It's my pleasure, Margaret Robinson. Have a good day.