Hello.
user
Hello,. How may I aid you?
assistant
I am Carolyn Thompson want to attend my sister wedding at Detroit? Can you book a ticket with  a single connection?
user
Sure may I know your journey dates?
assistant
I will depart from CA-LAX to MI-DTW. My travel dates are 12/02 and 12/04. Make sure price should not exceed 500.
user
Thank you for the information, there is no flight found matching your specifications.
assistant
Thank you.
user
Have a nice day.
assistant