Hello, my name is Jonathan Baker.
user
Hello, how can I aid you for the day?
assistant
I am planning to book a flight ticket to DEN from BOS, could you please search any inexpensive flight?
user
Sure, Could you please provide me your journey dates?
assistant
Sure, I would like to fly on 04/04 and 04/06.
user
I am very sorry to say, there are no flights available on our route as per your requirements.
assistant
It's ok, thank you for the information.
user
 Jonathan Baker, thank you for contacting us. Have a great day.
assistant