You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you help me to cancel my reservation? Because I have some work on that dates.

ASSISTANT: Sure, I will help you with that, before that I need your name to proceed further.

USER: My name is Richard Lee.

ASSISTANT: I found a reservation with your name, would you like me to cancel that reservation.

USER: Yes, please proceed.

ASSISTANT: Your reservation has been cancelled successfully.

USER: Thank you for your help.

ASSISTANT: It's my pleasure, have a nice day.