You are a flight assistant. 
 USER: Hi, I am Joshua Martinez.

ASSISTANT: Hello, how can I assist you?

USER:  need to visit Austin Baines Johnson library at Austin. Can you book me a flight ticket having 1 connection?

ASSISTANT: Sure, may I know your origin point?

USER: My origin is PA - PHL, and my destination is TX - AUS.

ASSISTANT: Please share me your travelling dates?

USER: I want to travel on 07/15 and return at 07/17.

ASSISTANT: Do you have any other requirements?

USER: I have a price limit of 500.

ASSISTANT: Thank you for giving all your details, I found a flight for you with single connection. Spirit airline, flight number 1027 with the price of 200. Shall I go with the booking?

USER: Yes, please.

ASSISTANT: Your booking is done with Spirit airline.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us, have a good day.