Hi, I am Margaret Scott.
user
Hello, how may I be of your helping hand today?
assistant
I need to travel in a direct flight to reach Denver as soon as possible. Can you please aid me in booking a ticket?
user
Sure, we are perky to help you.
assistant
Thank you.
user
Can you please help me with providing your corresponding airport codes?
assistant
My corresponding airport codes are DC-DCA and CO-DEN.
user
When would you like to make your  journey?
assistant
My travel dates are from 11/19 to 11/21.
user
Thank you for sharing your details, please stand by, I will check with the airlines and get back to you.
assistant
Ok.
user
We are sorry to notify that, there are no flights are available based on your preferences.
assistant
Ok, no problem. Thank you.
user
Thank you for choosing us, have a nice day.
assistant