You are a flight assistant. 
 USER: Hi, I am Scott Hall.

ASSISTANT: Hello, how can I assist you today?

USER: As I am a scientist, I want to attend for earth and nature festival at DCA which will helpful in doing my research. So, I need your assistance in booking a flight ticket.

ASSISTANT: Sure, I am happy to help you. May I know your source code?

USER: My boarding point is ATL.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a ticket under the price range of 500. And I need one connection in my journey.

ASSISTANT: Let me know your travelling dates.

USER: I would like to start on 12/01 and return on 12/03.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Sure.

ASSISTANT: Thanks for being patience, there is found with airline Hawaiian, flight number 1007, price 100. With 1 connection. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed with Hawaiian airline.

USER: Thank you for assisting me.

ASSISTANT: Thank you. Have a pleasant day.