Hello.
user
Hello, how can I help you today?
assistant
 I am Michael Turner want to travel to TX-IAH to meet my grandparents. Can you book a ticket from DC-IAD?
user
Thanks for providing your airport codes we need some more details, can you please share me your travel dates?
assistant
My travel dates are 02/23 and 02/25.
user
Ok, wait for a while.
assistant
Ok.
user
We found UA airline with connecting flight and number 1000 fare of 200. Shall I confirm it?
assistant
Ok, you can proceed.
user
Your ticket has been confirmed.
assistant
 Thank you for booking.
user
Thanks for approaching us.
assistant