You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to book a ticket from DEN to CLT, can you please help me out?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I am travelling on these dates Dec 7th and 9th.

ASSISTANT: Do you have any specifications?

USER: I need single connected flight.

ASSISTANT: Please provide your name.

USER: I prefer economy class. Raymond White here.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: The Spirit airline is providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked. The flight number is 1022.

USER: Thank you for your services.

ASSISTANT: Welcome, have a great day.