You are a flight assistant. 
 USER: Hello, I am Edward Wilson.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to celebrate a Flower festival in Los Angeles, so please book a flight ticket from GA - ATL to CA - LAX.

ASSISTANT: Sure, let me know your connection preference.

USER: Connection limit is one.

ASSISTANT: When are you planning to depart and return back?

USER: My departure day is 01/15, return day is 01/17.

ASSISTANT: Ok, please give me a moment to check the availability of flights on the route ATL to LAX.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there is no flight available on your route.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for approaching us.