You are a flight assistant. 
 USER: Hello, I am Ronald Davis.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking a flight ticket to Austin from TX-IAH?

ASSISTANT: Sure, I am happy to help you out. Can you please share your travel dates to proceed further?

USER: Thank you, my travel dates are from Nov 01 to Nov 03.

ASSISTANT: Ok, may I know your destination airport code?

USER: My destination airport code is TX-AUS.

ASSISTANT: Do you have any specifications?

USER: I need a halt in between my journey.

ASSISTANT: Ok, please wait for a moment. Let me check for the flight availability.

USER: I would like to travel in normal cost airlines. Ok.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.