Hello. I am Kevin Hill.
user
Hello, how may I help you?
assistant
I need to book a flight ticket from SFO to DTW, Can you please help me for booking?
user
Sure, can I know your preferable dates?
assistant
I would like to travel on 03/17 to return on 03/19.
user
Sorry, there are no flights found on given dates.
assistant
Ok, no problem. Thanks for your information.
user
Thank you for reaching us.
assistant