You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Myself Richard Lee. I would like to visit Brooklyn Bridge in this vacation, can you help me for booking flight ticket from BOS to JFK?

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

USER: My travel starts from 05/10 to 05/12. Make sure that connection limit is 0.

ASSISTANT: Sorry to say, there is no flight with 0 connections.

USER: Ok, that's fine. Thank you for your services.

ASSISTANT: Thanks for reaching us.