You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Dennis Young. Can you help me in booking the ticket from ATL to IAD?

ASSISTANT: Sure, can I know your preferable dates?

USER: My planning dates are from 03/24 to 03/26.

ASSISTANT: I found a flight 1016 of UA airlines matches with your preferences, can I proceed?

USER: That's great, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you, have a good day.