You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I provide service to you?

USER: I got a seat in University of Texas, so I have to visit this place once by booking a ticket on 06/02. Reserve a ticket with the name of Paul Hernandez.

ASSISTANT: Sure, we are here to help you.

USER: Ok.

ASSISTANT: May I know when would you like to return?

USER: 06/04 is my return date.

ASSISTANT: Could I have your journey airport codes?

USER: Airport codes are Los Angeles, LAX and Austin, AUS.

ASSISTANT: Please wait for a minute.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting, we found a connecting flight in Spirit airline has fare 100. Shall I proceed for booking?

USER: I am comfortable with this, so book my ticket with this flight.

ASSISTANT: Your booking has been confirmed with flight number 1007.

USER: Thank you.

ASSISTANT: Thank you for opting us.