You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: My niece's wedding was postponed to other dates suddenly, so I would like to cancel my ticket.

ASSISTANT: Ok.

USER: Can you help me in this?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Give me a minute, I will check the previous list and let you know the details of it.

USER: Ok.

ASSISTANT: May I know your good name for further process?

USER: I reserved my seat with my name Carolyn Campbell.

ASSISTANT: Thank you for providing your good name.

USER: Ok.

ASSISTANT: No reservation was found on your name.

USER: Ok, thanks for the quick response.

ASSISTANT: Thank you for reaching us, have a great day.