You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you guide me in booking my flight ticket from DCA to AUS?

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates will be  July 19th to July 21st.

ASSISTANT: Do you have any specifications?

USER: I  prefer a economy class.

ASSISTANT: May I know your name please?

USER: I am Sharon Carter.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: You can proceed.

ASSISTANT: Your ticket is booked, flight number 1001 with Southwest Airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.