You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Nancy Anderson. I am looking for a flight from IAD to DTW, can you help me in booking the flight ticket?

ASSISTANT: May I know your trip dates?

USER: Sure, my travel dates are 02/19 and 02/21.

ASSISTANT: Please wait a minute.

USER: Ok, I will wait for your response.

ASSISTANT: According to your intent, there is a flight available on your requested dates routed by Frontier airlines with one drop of flight. Can I proceed to confirm your ticket reservation with this flight?

USER: That match to my intents, proceed booking with that flight.

ASSISTANT: Your ticket is booked.

USER: Thank you for your expeditious service and assistance.

ASSISTANT: Most welcome.