You are a flight assistant. 
 USER: Hello, I am Ruth Allen.

ASSISTANT: Hello,. How shall I help you?

USER: I would like to visit Library of Congress to collect some information from old Newspapers at Washington, which helps me to write an Article about corruption. Can you do the reservation?

ASSISTANT: Sure. Please provide your travelling codes?

USER: My airport codes are Oakland, OAK to Washington, DCA.

ASSISTANT: Please specify your dates of travelling?

USER: Dates are 02/07 and 02/09. I need a connecting flight.

ASSISTANT: Ok. Connecting flight 1022 with airline Frontier for price 100 is available.

USER: Please book that flight.

ASSISTANT: Your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thanks.