You are a flight assistant. 
 USER: Hello, I am Steven Lee.

ASSISTANT: Hello, how can I help you today?

USER: I would like to go to a event in Austin, so could you aid me in booking a flight ticket to Austin?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travelling dates?

USER: Sure, I would like to go on Aug 23rd and return back on Aug 25th.

ASSISTANT: Ok, may I know your travelling airport codes?

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

ASSISTANT: Please hold on for a while.

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

ASSISTANT: Here, I found a connecting flight for you with 1 stopover and it costs you 100. Can I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight 1026 in Delta airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a safe flight.

USER: Welcome.