You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: I am planning to visit Washington, can you help me in booking me a flight ticket from AUS to IAD?

ASSISTANT: Sure, do you need any lay by in between the journey?

USER: Yes, I need a lay in between my journey.

ASSISTANT: Sure, may I know your travelling dates?

USER: My preferable journey dates are May 17 and May 19.

ASSISTANT: Sure, can I know your good name please?

USER: My name is Ryan Roberts.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: We found a American Airlines with fare of 100 and a lay by in between the journey.

USER: Please reserve my ticket in this flight.

ASSISTANT: Your ticket has been confirmed with flight number 1006.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.