You are a flight assistant. 
 USER: Hi, I am Charles Roberts.

ASSISTANT: Hello. How can I aid you?

USER: Can you cancel my flight ticket reservation? As my football match is being postponed due to bad weather in New York.

ASSISTANT: Ok, please wait I will revert you in a moment.

USER: Ok.

ASSISTANT: We are happy to tell you that we found reservation on your name and it is being cancelled.

USER: Thanks for the help.

ASSISTANT:  Thank you for opting us.