You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: Can you please help me in booking a flight ticket from Boston, BOS to Philadelphia, PHL?

ASSISTANT: Sure, on what dates are you willing to travel?

USER: My travelling dates are from Oct 15 to Oct 17.

ASSISTANT: What is your maximum connection limit?

USER: I need a direct flight.

ASSISTANT: Any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: My name is Ronald Parker.

ASSISTANT: Delta airline with flight number 1019 going on your way with 0 connections and the airfare is 600. Is that fine?

USER: Sure, you can proceed for booking.

ASSISTANT: Your booking has been done.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.