You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Carolyn Garcia. I am planning for a vacation with my family in IAD.Can you please book a flight ticket from ATL?

ASSISTANT: Can I know your travel dates?

USER: I prefer to travel on 06/15 and 06/17.

ASSISTANT: I got a flight with price is 200 and flight number is 1006. Can I proceed?

USER: Please make sure that the connection is 0.

ASSISTANT: Sorry Carolyn, I did not find any flight basing on your details.

USER: That's ok. Thank you for your time.

ASSISTANT: Thank you for your help.