Hi.
user
Hello, how can I aid you?
assistant
I am Mark Thomas. I want to book a ticket from DTW to DFW, can you help me?
user
Sure, can you share your trip dates?
assistant
My travel dates are June 04 and 06.
user
Do you have any preferences?
assistant
I want to return in the evening.
user
Sorry, there is no flight on your given dates.
assistant
No problem, thanks for checking.
user
Thank you for reaching us.
assistant