You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Gregory Perez. I want to visit New York, can you please help me to book my flight ticket from BOS to JFK?

ASSISTANT: Sure, let me know your travel dates please?

USER: Sure, I have to start my journey on Sept 26th and I will return back on Sept 28th.

ASSISTANT: Do you need any lay by in between your journey?

USER: Yes, I only prefer for a single connection flight.

ASSISTANT: Do you need any other specifications?

USER: No, please check for the flights and let me know.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there are no flight services available on your given route.

USER: Sad to hear that. Thank you for the information.

ASSISTANT: Thanks for reaching us, have a nice day.