Hello.
user
Hello, how can I aid you?
assistant
I am Angela Johnson. I would like to visit Washington National Cathedral to attend a wedding party. Can you book a ticket from TX-IAH to DC-IAD?
user
Sure, may I know your travelling dates?
assistant
My travelling dates are 05/29 and 05/31.
user
We found a direct flight.
assistant
Ok, do not proceed.
user
Ok. Thank you.
assistant
 Thank you for your help.
user