You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I want to attend a Seminar in Austin. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are Oct 02 and Oct 04.

ASSISTANT: Can I know your airport codes too?

USER: My airport codes are DFW and AUS.

ASSISTANT: Can I know your name please?

USER: I prefer single connecting flight. My name is George White.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: There is a flight with connection 1 and price 100, can I proceed?

USER: Please proceed.

ASSISTANT: OK, your ticket has been booked with economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.