Hello, I am Raymond Walker.
user
Hello, how may I serve you for the day?
assistant
Could you please book a flight ticket to Boston from Denver within the fare of 200?
user
Sure, can you please share your journey dates?
assistant
My journey dates are Dec 07 and Dec 09.
user
Do you have any class preference?
assistant
I prefer an economy class.
user
Sorry we did not find any flights matching your criteria.
assistant
Not an issue, thank you for the information.
user
Thank you for reaching us.
assistant