You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you now?

USER: Please help me to book a flight ticket from DEN to ORD.

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: My trip dates are from Oct, 14 to Oct, 16.

ASSISTANT: Ok, please let me know your preferences.

USER: I do not have any preferences.

ASSISTANT: Will you please provide me your good name to proceed further?

USER: My name is William Harris.

ASSISTANT: Ok, please wait a moment to check availability of flight.

USER: Ok.

ASSISTANT: Hawaiian airlines running a flight in your route with connections  2 and the ticket fare is 100 in business class. Are you ok with this flight?

USER: Ok, please proceed.

ASSISTANT: Ok William Harris, your ticket booking has done and the flight number is 1001.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great journey.

USER: Most Welcome.