You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you today?

USER: Can you please book me a flight ticket from AUS to MSP?

ASSISTANT: Sure, can you please mention with your dates of journey?

USER: My dates of journey are from July 30th to Aug 1st.

ASSISTANT: May I know your good name please?

USER: I am Robert Harris.

ASSISTANT: Are you looking for any other help from my side please?

USER: Yes, I want to return in the morning. I want a lay by in between my journey.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry Robert, there is no flight found as per your travelling details.

USER: Ok, no problem. Thank you.

ASSISTANT: You are welcome.