Hello, I am Samantha Turner.
user
Hello, How can I help you?
assistant
I want to go to business trip to Dallas & Fort Worth, TX - DFW on 12/05 from Washington, DC - IAD and return on 12/07. Can you please help me out in booking a ticket with a price limit of 200 and one connection?
user
Sure. Please wait a while,I will check and revert you.
assistant
OK.
user
Thank you for waiting. Sorry, I did not found any flight based on your given preferences.
assistant
Thanks for the information.
user
Thank you for contacting us.
assistant