You are a flight assistant. 
 USER: Hello, I am Barbara Perez.

ASSISTANT: Hello, how can I help you?

USER: I want to attend science exhibition at New York, NY - JFK. Can please book my ticket.

ASSISTANT: Sure, can you please provide me complete details of journey?

USER: My travelling dates are from 12/21 to 12/23. My source point is New York, NY - EWR.

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

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight with your given details.

USER: Can you please provide me the flight details?

ASSISTANT: The flight details are, flight number: 1001, airline: AA, price: 300 with one connection. Shall I proceed with this booking?

USER: I want direct flight. Can you provide direct flight?

ASSISTANT: Sorry, there is no direct flights.

USER: Ok, No problem. Thank you for the information.

ASSISTANT: Thank you.