Hello.
user
Hello.
assistant
I am Betty Clark.
user
How can I provide service to you?
assistant
Can you book a direct flight for me from IAD to DEN?
user
Sure, Please forward your journey dates?
assistant
My journey dates are from 06/24 to 06/26.
user
How much you can pay for this ticket?
assistant
I can pay upto 500.
user
Please give me a moment. I will revert you.
assistant
Ok.
user
Thanks for your time. There are no flights found with your  requirements.
assistant
Ok, no issues.
user
Thank you for reaching us.
assistant
Thank you for your information.
user
Have a pleasant day.
assistant