You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Janet Turner here. Please book a ticket from BOS to JFK, as I'm planning to visit Statue of Liberty.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, my planned departure and return travel dates are 13th and 15th of January.

ASSISTANT: Do you have any airline preferences?

USER: No, I don't have.

ASSISTANT: Do you have any class preferences?

USER: Any class is ok for me.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I want to depart on the evening in single connected flight.

ASSISTANT: Sorry, there are no flights available at your request.

USER: That's ok, thank you for giving the information.

ASSISTANT: Thank you for contacting us, have a nice day.