You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you at this moment?

USER: Can you please help me in booking a flight ticket from AUS to LAS?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are from Mar 31st to Apr 2nd.

ASSISTANT: Do you have any lay by in between the journey?

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

ASSISTANT: Can I know your name please?

USER: I am Barbara Rodriguez.

ASSISTANT: There are no flights found on your requested dates.

USER: No issues, thank you for your information.

ASSISTANT: Thank you for reaching us.