Hi,.
user
Hello, how may I help you?
assistant
I want to travel from  Dallas & Fort Worth to Seattle.
user
Sure, I would be happy to help you. May I know the journey dates with the airport codes please?
assistant
Yes, my airport codes are TX-DFW to WA-SEA. My departure will be on may/31 and arrival on jun/2.
user
Thank you do you have any other specific requirements?
assistant
Yes, I have a price limit of 1000 with single connection.
user
OK, can you please wait for a moment I will get back to you.
assistant
 OK.
user
Sorry may I know your name please?
assistant
I am Donna Johnson.
user
Thank you. Thanks for waiting, we had not find any flights with your requirements.
assistant
OK, thank you for your service.
user
Thank you have a great day.
assistant