You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I best serve you now?

USER: This is Sharon Jones, from Boston. I have a desire to travel in ferry, so I am planning to travel in Staten Island Ferry in New York. Can you book me a ticket within the range 1000?

ASSISTANT: Sure, On which dates would like me to book a flight ticket for?

USER: I want to travel on 09/15, and need to catch return flight on 09/17.

ASSISTANT: Can you please let me know your airport abbreviates?

USER:  I need to leave from my nearest airport Boston, BOS to reach New York, JFK.

ASSISTANT: Just wait for sometime.

USER: Sure, take your own time.

ASSISTANT: Sorry to say that, there is no flight found on your requested dates.

USER: Ok, not a problem. Thanks for the information.

ASSISTANT: Thanks for reaching us, wish you a good day.