Hello, I am Susan Mitchell.
user
Hello. How can I help you today?
assistant
I want to go for a business meeting at Dallas. And I want to start my journey from NV - LAS to TX - DFW.
user
Ok.
assistant
Can you help me in booking my flight ticket.
user
Sure, can I get  your date of journey?
assistant
my departure date: 11/28 and arrival date: 11/30.
user
Please wait for a while, I will get back to you.
assistant
I need a flight with 0 connections. Sure.
user
Thanks for waiting. We found that there was no flight existing with your information. Thank you for reaching us.
assistant
Thank you for your response.
user