Hi, I am Charles Miller.
Hello, how can I aid you?
I want to visit NASA space center at Houston, TX-HOU, can you please book me a ticket from Washington, DC-DCA?
Sure, may I know your trip dates?
My travelling dates are from 06/30 to 07/02.
We found a flight on UA airline, flight number 1029 with the fare of 100. Shall I book your ticket?
Yes, please book my ticket.
Your ticket has been booked.
Thank you.
Thank you for choosing us.