Hi. I am Paul Johnson.
user
Hello, how may I succor you?
assistant
 I am planning to visit Fen Way park in Boston, can you please help me for booking the flight ticket?
user
Sure, may I know when do you want to travel?
assistant
I will start my journey on 02/05. I will return on 02/07.
user
Please let me know your airport codes.
assistant
My source airport code is Denver, CO - DEN. My destination airport code is Boston, MA - BOS.
user
Ok, please wait. We found a direct flight for you. Is that oaky?
assistant
No, I need a layover in my journey. Thank you for your kind information.
user
Thank you for reaching us.
assistant