You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking to book a flight ticket from BOS to DEN. Can you help me for that?

ASSISTANT: Sure, I will help you. May I know your planned travel dates please?

USER: My travelling dates are Jan 28 and Jan 30.

ASSISTANT: Can I have your name please for booking purpose?

USER: My name is James Hill.

ASSISTANT: Do you need a connecting flight or a direct flight?

USER: I prefer to book a single connecting flight.

ASSISTANT: May I know your class preference?

USER: Any class is fine for me.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I found an economy class in Southwest airlines with fare 100 and it has single connection. Can I book your ticket?

USER: Ok, proceed for booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1005.

USER: Thank you for booking.

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