You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I'm planning a small trip to Minneapolis, can you book the ticket from DFW to MSP?

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

USER: Sure, I would like to depart from my location on 18th Nov and I want to return back by 20th Nov.

ASSISTANT: Do you have any specifications about flight connections?

USER: Yes, my maximum connection has to be 1.

ASSISTANT: Do you have any preferences about class?

USER: No, I don't have any other specifications actually.

ASSISTANT: Please mention your name.

USER: Well, I'm Thomas Harris.

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

USER: That's the perfect flight which I'm looking for, proceed for booking the ticket.

ASSISTANT: Your ticket is booked. The flight number is 1025.

USER: Thanks a lot for your help.

ASSISTANT: Welcome, have a great day.