You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. May I know your good name, Please?

USER: I am Brandon Adams.

ASSISTANT: How can I help you for the day?

USER: As my family trip to visit my grandmother's house was cancelled, I need your help in cancelling my reservation.

ASSISTANT: Sure. We are very sorry to inform you that, There is no reservation found on Brandon Adams.

USER: Ok, thanks for the information.

ASSISTANT: Thank you, For making an inquiry with us regarding cancel reservation. Have a nice day.