You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,how may I assist you?

USER: I want to book a flight ticket, can you please help me?

ASSISTANT: Sure,can you please provide me the details of flight which you are looking for?

USER: Yes, I want to travel from LAS to AUS.

ASSISTANT: OK,will you please let me know the preferred dates you want to travel?

USER: I want to travel from 06/21 to 06/23 dates.

ASSISTANT: OK,let me know your name please?

USER: My self Emma Collins.

ASSISTANT: OK,do you have any requirements about price and connections?

USER: Ticket price should not exceed 200 and the connection should be 1.

ASSISTANT: That's really good and there is a flight for you based on your requirements.

USER: Its good.

ASSISTANT: The flight number is 1017 from the airline Southwest.

USER: Please confirm the ticket booking.

ASSISTANT: OK. Emma your flight ticket is booked. Thank you to choose us.

USER: Thank you.