Hello.
user
Hello, how can I help you?
assistant
Can you help me in booking a flight ticket from DEN to IAD?
user
I am glad to help you with your concern.
assistant
Thank you.
user
Can you please let me know your trip dates?
assistant
I want to start on 11/28, and return on 11/30.
user
Do you have any connection limit preference?
assistant
Yes, I need  a break in my journey.
user
Do you have any class preference?
assistant
No.
user
Do you have any airline preference?
assistant
No.
user
Do you have any specific time concern?
assistant
No, I am comfortable with above requirements.
user
Could you help me with your name please?
assistant
I am Michael Brown.
user
Thank you for sharing all your necessary details, Michael Brown. Please allow me 2-3 minutes while I check with the availability of flights.
assistant
Sure.
user
Thank you for waiting, Michael Brown. Sorry, there is no flight available for the mentioned dates.
assistant
Ok, no issues. Thanks for the information.
user
Thank you for reaching us.
assistant