You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you right now?

USER: I am Sandra Lewis need to visit New York to discuss security issues with the government officials there. So can you book a flight ticket from ORD to JFK?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: Sure, I want to depart on 03/16 and return on 03/18.

ASSISTANT: There is a flight with 0 connection, is it ok for you?

USER: No, don't proceed. Thank you for your information.

ASSISTANT: Sorry, there is no flight with any other connection limit. Thank you for opting us.