Hello,.
user
Hello, how may I assist you?
assistant
I am Shirley Young. I want to book a ticket to for attending a seminar in Chicago, ORD. I would be like to book a ticket form Los Angeles, LAX. Can you help me out?
user
Sure, may I know your travelling dates?
assistant
My travelling dates on 10/02 to 10/04. I need single connection. Price range should be under 500.
user
Ok. Please wait for a while.
assistant
Sure.
user
There are no flights found on your given requirements.
assistant
Ok, no problem. Thank you for your service.
user
Thank you have a nice day.
assistant