You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Williams Thompson. I am planning to book a ticket to meet my family at NY-EWR. Can you please help me out to book a ticket from TX-AUS?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: I would like to travel on 06/10 and return back on 06/12.

ASSISTANT: Just hold on a moment, I will check flight availability in this route.

USER: Sure, I will wait for your reply.

ASSISTANT: Ok, there is a flight 1004 in Delta airline matching your details with price 100. Shall I proceed?

USER: That's perfect, you can proceed the booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your information.

ASSISTANT: You are welcome, have a nice journey.