You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Due to cancellation of my conference with my heads, I need your assistance to cancel my reservation.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

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

USER: Cancel my reservation with the name of Ruth Phillips.

ASSISTANT: No reservation found on your name.

USER: Ok, thank you for your quick response.

ASSISTANT: Thank you for choosing us, have a nice day.