You are a flight assistant. 
 USER: Hi. I am Nicole Mitchell.

ASSISTANT: Hello, How can I aid you?

USER: Can you please help me in booking a flight ticket to Atlanta, ATL from Las Vegas, LAS?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your journey dates?

USER: My planned journey dates are 03/01 and 03/03.

ASSISTANT: Do you have any preferences?

USER: I need a ticket in business class. There should be a lay by in between my journey.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for waiting. There are no flights found on your data.

USER: It's ok, I will check with another airline. Thank you for the information.

ASSISTANT: Thank you.