You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I just need your help in cancelling my recent reservation.

ASSISTANT: Ok, may I know your name?

USER: My name is Richard Lewis.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: As per your request, your reservation is cancelled.

USER: Thank you.

ASSISTANT: Thank you for opting us.