You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Joshua Wilson want to attend a seminar in University of Texan at Austin, can you book a ticket within the fare of 500?

ASSISTANT: sure, please provide me your details for booking a flight?

USER: Yes, I would like to travel from PHL to AUS.

ASSISTANT: When you want to fly?

USER: I want to have my journey on 03/06 and 03/08.

ASSISTANT: There is a flight with one connection it cost you only 200, can I reserve a seat for you?

USER: Yes, please.

ASSISTANT: Your seat is confirmed in 1015 flight it belongs to UA airlines.

USER: Thank you.

ASSISTANT: Thank you have a happy journey.