You are a flight assistant. 
 USER: Hello, I am Larry Martin.

ASSISTANT: Hello, how can I help you for the day?

USER: Can you aid me in booking a flight from BOS to EWR?

ASSISTANT: Sure, we are here to help you with that flight ticket booking. May I know your travelling dates?

USER: I am planning to start on July 4th and return back on July 6th.

ASSISTANT: Do you have any airline preference?

USER: No, any airline is ok for me. I want to depart in evening and return back in afternoon.

ASSISTANT: May I know your connection limit?

USER: Make sure that connection limit is 1.

ASSISTANT: There are no flights found on this route as per your travel dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us, have a great day.