You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I have planned a small hangout trip with my friends, can you help me with booking a ticket from DEN to ORD?

ASSISTANT: Sure, can you help me with your trip dates?

USER: Sure, my travelling dates are 02/03 and 02/05.

ASSISTANT: Please wait for a moment, let me check for the available flights. May I know your name please for booking your ticket?

USER: Myself Raymond Rodriguez.

ASSISTANT: Raymond, there is a flight available with Frontier airlines, can I proceed for booking your ticket?

USER: Yes, proceed.

ASSISTANT: Your ticket is booked successfully with the flight number 1000.

USER: Thank you for the booking.

ASSISTANT: Thank you for reaching us, happy journey.