You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Denver, will you help me in booking the flight ticket from DFW to DEN?

ASSISTANT: Ok, please can I know name to book a ticket?

USER: Myself William Lopez.

ASSISTANT: Ok, please provide me the dates of journey you have planned.

USER: My preferable journey dates are Aug 25 and Aug 27.

ASSISTANT: May I know your preferred connecting flight limit?

USER: I need a flight with single connection.

ASSISTANT: Ok, please mention your other intents.

USER: I prefer economy class.

ASSISTANT: Is there any other intent you like to provide?

USER: No, thank you for asking.

ASSISTANT: Ok, thank you for waiting. There is a flight ticket available for the airfare 200 and the airlines is Southwest provides a connecting flight. Can I book the flight 1009?

USER: Sure, you can proceed with the booking.

ASSISTANT: Ok, the flight ticket is booked and the class is economy. The departure time is 6 Hours and the return time is 10 Hours.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency, have a safe journey.