Hello.
user
Hello. How can I help you?
assistant
My name is Charles Allen. I am planning to visit Denver zoo, could you book a ticket from DCA to DEN?
user
Glad to meet you Allen. Sure, please provide your travelling dates.
assistant
I would like to take off on 02/21 and return on 02/23.
user
There is a flight with 500 price limit and 1 connection limit. Are you ok with it?
assistant
Please proceed with the booking and provide the flight details.
user
Your ticket is booked with 1019 flight number at Delta airlines. Thank you for approaching us.
assistant
You are welcome. Thank you for the help.
user