You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me with booking a flight ticket from BOS to IAD?

ASSISTANT: Sure, I am here to help you. Kindly mention your planned travelling dates to proceed further.

USER: My travel dates are Feb 27 and 29.

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

USER: I need a connecting flight.

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

USER: That's all, thanks for asking.

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

USER: My name is Mark Baker.

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

USER: Ok.

ASSISTANT: Thank you for your time, American Airlines is providing a connecting flight and the airfare is about 100 with flight 1012. Shall I proceed?

USER: You can proceed with booking.

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

USER: Thank you.

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