Hi.
user
Hello, how may I help you at present?
assistant
Please book a direct flight from Denver.
user
Ok, please provide your travel dates?
assistant
07/28 to 07/30 are the journey dates.
user
Ok, help me with Denver and your destination airport codes?
assistant
Sure, it's from DEN to Chicago, ORD.
user
At last may I know your name please?
assistant
Yes, I am Edward Green.
user
Sorry, no flights are available for you on your desired locations.
assistant
Ok, thanks for the quick response.
user
Thanks for reaching us, have a nice day.
assistant