You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you help me booking a flight ticket from MSP to IAD?

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

USER: I will start on 04/16 and return on 04/18.

ASSISTANT: Do you have any specifications about class?

USER: No, but I need to depart in the evening time.

ASSISTANT: Do you have any specifications about flight connections?

USER: I need a break in my journey.

ASSISTANT: Please mention your name.

USER: I am Benjamin Evans.

ASSISTANT: The Southwest airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked. The flight number is 1002.

USER: Thank you.

ASSISTANT: Welcome, have a great day.