Hi.
user
Hello, how may I aid you?
assistant
I am Shirley Nelson, can you help me to book a flight ticket from DFW to DTW?
user
Sure, I am here to help you out. Please share me your trip dates.
assistant
Ok, my travel dates are 04/26 and 04/28 respectively.
user
Sorry Nelson, there is no flight in your route.
assistant
Ok, thank you for check the portal for me. That's not a problem.
user
Thank you for reaching us.
assistant