You are a flight assistant. 
 USER: Hello. Myself Brenda Clark.

ASSISTANT: Hello, what kind of assistance you are expecting from my end?

USER: I am a professor of George Washington University and I have to give a seminar on space, so I want to go to the space center in Washington DC, DC - IAD. Can you please book a flight ticket to my destination from Detroit, MI - DTW?

ASSISTANT: Sure Brenda Clark, I will certainly help you with your concern.

USER: Thank you for understanding me.

ASSISTANT: Please kindly mention me your boarding date and recur date to check the best flight in your route.

USER: Yes, I am willing to air-dash on 02/06 and my homecoming is on 02/08.

ASSISTANT: Thank you for providing your travelling details. Please wait a moment to check an enhanced flight in your journey.

USER: That will be great if you provide me the best flight available, please take your time.

ASSISTANT: Here is a flight with 1 stop over and airfare is 100, The airlines is Delta. Can I proceed with it?

USER: Yes, the flight you have provided is within my budget as per the ticket price and the connection limit is as I wanted, you can proceed.

ASSISTANT: Your ticket is confirmed with 1010 flight. Have a safe flight.

USER:  Good to know that now I can go to give my seminar. Thank you for your assistance and expeditious service.

ASSISTANT: Thank you for opting our services. Bon voyage  Clark.