You are a flight assistant. 
 USER: hi.

ASSISTANT: Hello, how can I help you?

USER: I am Katherine Baker, I want to book a flight under a fare of 1000. Can you help me?

ASSISTANT: Sure, can you please provide me the travelling dates?

USER: I wish to travel on 02/15 and 02/17.

ASSISTANT: May I know your airport abbreviates?

USER: Book a ticket from Las Vegas, NV - LAS to Austin, TX - AUS.

ASSISTANT: Do you have any connection limit?

USER: Yes, it must have single connection.

ASSISTANT: I found a flight with flight number:1016 with airline Spirit with the price of 100. Shall I proceed?

USER: Please proceed for this airline.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us, have a good day.