You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Can you help me in booking the ticket from ATL to LAS?

ASSISTANT: Sure, can I know the details of travel?

USER: It's from 09/21 to 09/23.

ASSISTANT: Sure, hold on for a moment. UA airlines flight 1024 matches with your preferences, can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is booked. Thank you, have a great day. Can I know your name?

USER: Sure, It is David Lewis.

ASSISTANT: Thank you.

USER: Thank you for your response.