Hello. I am Andrew Hill.
user
Hello, do you need any help from us?
assistant
I want to book a ticket from DTW to ORD to attend seminar, can you help me in booking?
user
Sure, could you please share your departure and arrival day?
assistant
I am departing on 12/26 and return on 12/28.
user
Sorry, there is no flight on your requested travelling dates.
assistant
That's ok, thank you for your information.
user
You are welcome.
assistant