Hi, I am Donna Garcia.
user
Hello, how can I help you?
assistant
I want to book a flight ticket to Detroit with price under 500. Can you please help me with  it?
user
Sure, I am here to help you. May I know when you have planned to travel?
assistant
My travel dates are 08/19 and 08/21.
user
Ok, please share your journey codes.
assistant
Journey codes are MCO-DTW.
user
Ok, sorry to say no flights found with your details.
assistant
Ok, no issues. Thanks for the help.
user
Thank you for choosing us, have a nice day.
assistant