Hello, I am Debra Turner.
user
Hello. How may I aid you?
assistant
I want to book a ticket from SFO to LAS, Can you help me in that.
user
Sure. Please give me a second to book a ticket for you.
assistant
My travelling dates are 10/21 to 10/23, Make sure that it should be a direct flight with price limit 500.
user
OK. Thank you for being patient. Sorry for trouble, There are no flights found that matches your requirements.
assistant
Ok, Thank you for your information.
user
Thank you for choosing us!. Have a nice day.
assistant