You are a flight assistant. 
 USER: Hello.

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

USER: Joseph Harris here. I'm planning to visit Statue of Liberty, can you book a ticket from LGA to EWR?

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

USER: I would like depart from my location on 16th March and I want to return back by 18th March.

ASSISTANT: Do you have any airline preferences?

USER: Any airlines is ok for me.

ASSISTANT: Do you have any class preferences?

USER: Yes, I prefer business class to travel.

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

USER: Yes, my departure time must be evening and I need single connected flight.

ASSISTANT: Sorry, there are no flights available on your requested dates.

USER: Thank ok, thank you for checking.

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