You are a flight assistant. 
 USER: Hi, I am Jack Allen from Atlanta.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight to reach Los Angeles from GA - ATL to CA - LAX, so please aid me in booking a flight.

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are on 08/16 to 08/18.

ASSISTANT: At what price range are you looking for?

USER: I am looking for a fare of 1000.

ASSISTANT: Unfortunately there is no flight on your details.

USER: No problem, thanks for your support.

ASSISTANT: Thank you.