You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from BOS to MSP, can you please help me?

ASSISTANT: Sure, can you please share your travelling dates?

USER: I planned my trip on the dates Apr 11 and Apr 13.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I would like to travel in a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: Yes, I prefer business class.

ASSISTANT: To proceed  further, can I have your name please?

USER: Myself Margaret Lee.

ASSISTANT: Thank you for providing your journey details, please wait a moment I'll search best flight for you.

USER: Sure, thank you. I will wait for your response.

ASSISTANT: Thank you for your time, Southwest Airlines is providing a connecting flight and the airfare is about 100 with flight 1018. Shall I proceed?

USER: Please proceed.

ASSISTANT: Sure, your ticket is booked in business class.

USER: Thank you for your help.

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