You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you today?

USER: I have to go Austin for my film shooting purpose, can you please book a flight ticket for me?

ASSISTANT: Ok. Please tell us your source and destination airport codes.

USER: I want to take off from CLT airport and destination airport is AUS.

ASSISTANT: May I know your name please?

USER: Sure, my name is Joshua Jones.

ASSISTANT: On which dates do you want to travel?

USER: This is a small schedule of my film shooting, so I want to departure on 06/13 and please book my return ticket also on 06/15.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Yes Jones, Southwest airlines is providing a flight 1021 for you with single connection. Shall I book?

USER: Yes, I am comfortable with this flight, please confirm.

ASSISTANT: Your ticket is reserved successfully.

USER: Thank you for assisting me.

ASSISTANT: My pleasure, have a nice day.