You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Davis.

ASSISTANT: How can I aid you today?

USER: Can you please help me in booking a flight ticket from Austin, AUS to Seattle, SEA?

ASSISTANT: Sure, we are here to help you with that flight ticket booking. May I know your travelling dates, please?

USER: My journey dates are from Mar 25 to Mar 27.

ASSISTANT: Do you have any particular time for departing and returning?

USER: My return time is morning.

ASSISTANT: Do you have ant other specifications?

USER: I need a lay by in between journey.

ASSISTANT: Sorry to inform you that, there are no flights found on this route as per your travel dates.

USER: That's ok, not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us, have a great day.