You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me in cancelling my recent reservation, as my exam is postponed?

ASSISTANT: Sure, we are here to help you. May I know your name please?

USER: Ok. I am Michelle Thompson.

ASSISTANT: I found your reservation on your name and I have been cancelled successfully.

USER: Thank you for accepting my request.

ASSISTANT: Thanks for contacting us.