Hello.
user
Hello, how can I aid you?
assistant
I am William Anderson. I am planning to attend music concert at JFK, can you please help me with booking a flight ticket from DEN?
user
Sure, can you share your trip dates?
assistant
Sure, I would like to take off on Jan 3 and return on Jan 5.
user
Do you have any preferences?
assistant
I would like to return during afternoon time.
user
Sorry, there is no flight on your given dates.
assistant
Ok, no issues. Thank you for checking.
user
Thank you for reaching us.
assistant