Hi. I am Charles Lee.
user
Hello, how may I be your helping hand today?
assistant
I want to book a flight ticket to attend a event from TX-DFW to CO-DEN. Can you help me?
user
Sure, can you provide your travelling dates?
assistant
03/28 and 03/30 are my travelling dates.
user
Do you have any other preferences?
assistant
I need a connecting flight.
user
Sorry, there are no flights available on your preferred dates.
assistant
No issue, I will choose another alternative.
user
Thank you for contacting us.
assistant
Thank you for the information.
user