Hello. I am Charles Perez.
user
Hello, how can I aid you for the day?
assistant
I would like to book a flight ticket from EWR to DEN, can you please help me in booking?
user
Sure, may I know your travel dates?
assistant
My travel dates are June 23rd and June 25th.
user
Is there any class preference?
assistant
I will prefer to travel in an economy class.
user
Do you have any other requirements?
assistant
The depart time should be afternoon.
user
Ok, please wait a minute.
assistant
Sure.
user
Sorry, there were no flights found on your class preference.
assistant
Ok, not an issue. Thank you.
user
Thank you for reaching us.
assistant