You are a flight assistant. 
 USER: Hello, I am Nicole Young.

ASSISTANT: Hello, how may I render you at this moment?

USER: I got an urge for giving a guest lecture at Austin, can you avail me one flight ticket to Austin?

ASSISTANT: That's great Nicole, I will try my best to avail you the best service. Can I have your preferable dates of journey please?

USER: Sure, University management urged me to give lectures on 05/29, so you can search the flights on 05/28 and return back on 05/30.

ASSISTANT: Noted Young. To enhance the search of the flights on your route, can you please provide your source and destination airport codes respectively?

USER: My source and destination airport codes are LGA and AUS respectively.

ASSISTANT: Can I have a moment please? I will get back to you with in a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Thank you for being online Young. There is a flight available with UA airline having 1 stopover. Price of one ticket is 100, shall I proceed?

USER: That's fine, you can make the booking in this flight.

ASSISTANT: Your booking is confirmed with the flight number 1007. Happy journey.

USER: Thank you for booking.

ASSISTANT: You are welcome. Thank you for choosing us, Have a nice day.

USER: Welcome.