You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I aid you?

USER: I am Patricia Moore. Please book a flight to Chicago, IL-ORD from New York, NY-LGA, for flower festival.

ASSISTANT: Sure, may I know your preferable dates?

USER: Departure will be on 09/24 and I intend to return by 09/26.

ASSISTANT: Patricia, do you have any other specification?

USER: Price limit is 5000. Connections limit is 1.

ASSISTANT: Ok, hold on while I am checking with the availability.

USER: Sure.

ASSISTANT: Patricia, AA airline is having some vacancies with price of 200. Can I book it for you?

USER: Please book a flight.

ASSISTANT: Your ticket is confirmed with flight number 1000.

USER: Thanks.

ASSISTANT: Thank you for contacting us.