Hello. My name is Rebecca Harris.
user
Hello. How may I render you at this moment?
assistant
I wish to visit Perot museum of nature and science at Dallas. So, assist me in booking a flight ticket to DFW.
user
When would you like to book a flight ticket?
assistant
06/05 is my depart date and 06/07 is my return date.
user
Ok, help me with your source airport code?
assistant
Washington, IAD is my boarding point.
user
Ok, please wait for few minutes.
assistant
Sure.
user
There are no flights found on your requested dates.
assistant
It's ok, thank you.
user