You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Due to bad weather, the cricket match which I will be going to play got postponed, so that I want to cancel my recent reservation, can you help me?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, I am Thomas Carter here.

ASSISTANT: I found a reservation for you, can I cancel your reservation?

USER: Sure, please cancel my reservation.

ASSISTANT: I cancel your reservation successfully.

USER: Thank you for your valuable help.

ASSISTANT: Thank you for contacting us.