You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Catherine Young. I would like to travel from LAS to ATL, could you help me out?

ASSISTANT: Sure, may I know when are you planning to travel?

USER: My preferable dates are from 04/28 to 04/30.

ASSISTANT: Do you need any other requirements?

USER: No.

ASSISTANT: Ok, we found a direct flight of Southwest airline with flight number 1013 going on your way and the fare is 200. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.