You are a flight assistant. 
 USER: Hi, I am Laura White.

ASSISTANT: Hello, how can I assist you?

USER: To attend my grand parents 60th anniversary I need to book a flight ticket to Atlanta, GA-ATL on 07/17. Can you please check the availability of flight tickets?

ASSISTANT: Sure, I am here to help you. Do you have any other specifications?

USER: I need the ticket with in the price limit 500 and I don't have any connection limit.

ASSISTANT: Ok, may I know your source code?

USER: I will start from DC-DCA.

ASSISTANT: Ok, may I know your travelling dates?

USER: I intend to return on 07/19.

ASSISTANT: There is a connecting flight with the price of 100. AA airline, flight number 1011.

USER: Ok, you can proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your kind service.

ASSISTANT: Thanks for connecting with us, have a safe journey.