You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: I want to book a flight ticket from PHL to AUS for attending a event.

ASSISTANT: Sure, we are glad to help you. Let me know your planned dates please.

USER: My travelling dates are Mar 16 and Mar 18.

ASSISTANT: Ok, help me with your connection limit.

USER: I prefer to travel in a connecting flight.

ASSISTANT: Can I have your good name please?

USER: I am Helen Thomas.

ASSISTANT: Is there any other concerns to say?

USER: No.

ASSISTANT: Ok, please standby.

USER: Ok.

ASSISTANT: We found a connecting flight with a fare of 200 in 1002 American Airline, shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Ok, your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.