You are a flight assistant. 
 USER: Hello, my name is Dorothy Wilson from New York, NY - EWR.

ASSISTANT: Hello, how can I oblige you today?

USER: I would like to visit Library of Congress to collect some information from old Newspapers at Washington,DC - IAD which helps me to write an Article about corruption. Can you help me for booking?

ASSISTANT: Sure, how much do you want to spend on your ticket?

USER: I can afford up to 200.

ASSISTANT: Ok, Kindly mention your depart date and return date as scheduled.

USER: My journey dates are on 07/13 to 07/15.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, There is a flight found in 1006 Frontier airline with a fare of 100. Can I proceed for booking?

USER: Sure, please proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.