You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Please help me to reserve the flight ticket from BOS to PHX.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Thank you. My travel dates are Nov 08 and Nov 10.

ASSISTANT: Do you have any preferences about flight connections?

USER: I am looking for a single connecting flight.

ASSISTANT: Do you have any preferences about class?

USER: No.

ASSISTANT: Please mention your name.

USER: My name is Nancy Lewis.

ASSISTANT: The Spirit airlines providing an economy class flight with price 200. The flight is direct flight. Shall I confirm your ticket?

USER: I am ok with this flight, please proceed with the ticket booking.

ASSISTANT: Your ticket is booked. The flight number is 1000.

USER: I am happy for your help, thanks a lot.

ASSISTANT: Welcome, have a great day.