You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How may I support you?

USER: I want to book a flight ticket to visit my parents at AUSTIN, TX - AUS.

ASSISTANT: Can you please provide your destination, and your journey dates?

USER: ok,. Destination and origin are AUS - CLT, Dates are 04/09 to 04/11.

ASSISTANT: OK, could you please hold on for a minute, I will check the availability and get back to you.

USER: Sure.

ASSISTANT: We are happy to say that, we found a Delta airline, which matches all your preferences.

USER: OK, Can I know the flight connections and price?

ASSISTANT: The flight number is 1000, having price of 100, with 1 connection. Shall I proceed for reservation?

USER: OK, You can proceed with the reservation.

ASSISTANT: OK, Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Is there any help that I can do for you?

USER: No, really, Thank you for asking.