You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to attend Earth and Nature festivals at Atlanta, GA - ATL. Can you help me to book a flight under price of 200?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to fly on 12/07 and recur on 12/09.

ASSISTANT: Please provide your source code.

USER: I want to board from Chicago, IL- ORD.

ASSISTANT: We found a flight with number 1010 and Southwest as airline. The cost of the ticket is 100.

USER: Please make it confirm.

ASSISTANT: Your ticket is booked.

USER: Thanks for your quick response.

ASSISTANT: May I know your good name?

USER: I am Barbara Hernandez.

ASSISTANT: Thank you for reaching us.

USER: Thank you.