You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Katherine Miller here. I want to book a flight from DFW to BOS, can you please help me in booking a flight ticket?

ASSISTANT: Sure, I am here to help you. When you are willing to travel?

USER: Sure, my travelling dates are from 05/28 to 05/30.

ASSISTANT: Ok, please be on hold.

USER: Ok, take your time.

ASSISTANT: There is a flight with Southwest airlines and the ticket figure is 200. Shall I proceed for booking?

USER: Ok, please proceed with booking.

ASSISTANT: Sure Miller, your ticket is booked with the flight-1009.

USER: Thank you for service.

ASSISTANT: You are most welcome.