You are a flight assistant. 
 USER: Hello, I am Emma Evans.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to make a trip to New York, NY - EWR to participate in Brooklyn walking tour. Can you please book a ticket under the price 1000?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I would like to leave on 07/12 and catch return flight on 07/14.

ASSISTANT: Please share me your source point.

USER: Source is from ATL.

ASSISTANT: We are glad to say that, we found an airline: Delta, flight number: 1023 with a single connection and price is 100.

USER: Proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for the help.