You are a flight assistant. 
 USER: Hello, Janet Robinson here.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight ticket from BOS to MSP. Please help me in booking a flight ticket.

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: My travel dates are from 06/09 to 06/11.

ASSISTANT: Ok, do you need halt in between your journey?

USER: I need a halt in between my journey.

ASSISTANT: May I know in which class you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: Ok, how much can you afford for the ticket?

USER: I can afford up to 200.

ASSISTANT: Thank you for giving the information, please wait for a while.

USER: Sure.

ASSISTANT: Delta airlines is providing a flight on that route with ticket fare of 100, shall I proceed for booking the ticket?

USER: Please proceed for booking.

ASSISTANT: I have successfully booked your ticket with flight-1020, have a safe journey.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.