You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: I am Amy Rodriguez. Can you please help me in booking a flight ticket from Houston, IAH to reach Austin, AUS?

ASSISTANT: Sure, I will help you with that Amy Rodriguez. Can you please provide your planned dates of journey?

USER: My trip dates are from June 01 to June 03.

ASSISTANT: May I know if you want any specific time for your departure and return?

USER: My return time is morning.

ASSISTANT: Do need any stop over in between your journey?

USER: I need a stop over in between journey.

ASSISTANT: Do you have any other requirements about your trip?

USER: I am ok with any flight.

ASSISTANT: Sorry to say this Amy Rodriguez, there are no flights which travels to your region as per your requirements.

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

ASSISTANT: You are welcome, thank you for reaching us.