Hello.
user
Hello. How can I help you?
assistant
I am Micheal Collins. I have a plan to visit DCA to meet my friend, can you please find a flight from OAK?
user
Sure, I will help you to book a flight. Can you please share me your travelling dates?
assistant
My trip dates are from 10/18 till 10/20.
user
Here, I found a direct flight for you.
assistant
Please proceed.
user
Your ticket is booked with flight number 1000 and airline is Delta.
assistant
Thank you for booking.
user
Welcome, have a safe flight.
assistant