Hello,. I am Deborah Phillips.
user
Hello, how may I best support you today?
assistant
I need to attend a emergency meeting at Washington, IAD, so can you help me booking a flight ticket from Las Vegas, LAS?
user
Sure, may I know your scheduled travelling departure and return date?
assistant
My scheduled travelling dates are 02/26 and 02/28.
user
Thank you for your details, there are no flights available with the given details.
assistant
Not a problem, thank you for the information.
user
Thank you for consulting us.
assistant