Hi, I am Benjamin Wilson.
user
Hello, how can I help you?
assistant
I need to book a flight ticket from Las Vegas, NV-LAS to participate in hummer tour at Washington DC-DCA. Can you help me to book a flight ticket?
user
Sure, please share me your travelling dates?
assistant
I will start on 01/29 and I intend to return on 01/31.
user
Do you have any specifications?
assistant
Make sure that I need a direct flight.
user
Sorry, to inform you that there is no flight with your specifications.
assistant
Ok, no problem. Thank you.
user
Thank you for reaching us.
assistant