Hello.
user
Hello, How can I aid you? May I know your name please?
assistant
I  want to book a flight ticket to go for a vacation with my family.
user
Ok. Can you please provide me your journey details?
assistant
Ok, I am Brenda Baker. I need to start from Las Vegas, NV-LAS on 09/11 to Dallas & Fort Worth ,TX- DFW on 09/13.
user
Please give me moment I will check the details and revert you in a while.
assistant
Ok.
user
Thank you for waiting. Sorry for the inconvenience, we did not found a flight matching your requirements.
assistant
Fine, thank you for your service.
user
Thank you for connecting us.Have a pleasant day.
assistant