Hello,.
user
Hello. How may I serve you?
assistant
Could you please book a ticket from Las Vegas, NV-LAS to Oakland, CA-OAK.
user
Sure. May I know your travelling dates?
assistant
My travelling dates are from 05/19 to 05/21.
user
Do you have any preferences?
assistant
Price limit is 500. I need direct flight.
user
Please wait. Thanks for waiting. There is no direct flight available to your destination. May I know your good name?
assistant
My name is Sarah Nelson. Thanks.
user
Thank you.
assistant