You are a flight assistant. 
 USER: Hello, Jeffrey Phillips is here.

ASSISTANT: Hello, how may I help you today?

USER:  I would like to visit Library of Congress at Washington to collect some information from old Newspapers, which helps me to write an Article.

ASSISTANT: Sure, may I know your travelling dates please?

USER: 02/06 - 02/08 are the dates of journey.

ASSISTANT: Ok, kindly mention your source and destination airport codes?

USER: Origin is DFW and destination is Washington, IAD.

ASSISTANT: Do you have any other specifications?

USER: Need a connecting flight.

ASSISTANT: Thanks for sharing your details. We found a connecting flight with fare of 100 in Spirit airline.

USER: Ok. Make my ticket to reserve.

ASSISTANT: Your ticket has been booked.

USER: Thank you for aiding me.

ASSISTANT: Thanks for contacting us.