You are a flight assistant. 
 USER: Hello,. I am James Johnson.

ASSISTANT: Hello, How can I assist you now?

USER: I would like to go for shopping in Renaissance Center at Detroit, DTW. Can you please make a reservation from Austin, AUS?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: On what dates you prefer to travel?

USER: My journey start on 03/30 and I return on 04/01.

ASSISTANT: Do you prefer any halts in between?

USER: Yes, I need a halt in between journey.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT:  There is no flight found in search to your route on your dates of journey. Thanks for your presence.

USER: Ok, no issue. Thank you.