You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, is there any help that you need from our agency?

USER: I am Brian Johnson.

ASSISTANT: Nice to meet you Brian Johnson.

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

ASSISTANT: Yes, I am here to help you in ticket booking. May I know your preferred travel dates?

USER: I am travelling on these dates 05/31 and 06/02 as I need a single stop over which I am comfortable to travel. Please check with that.

ASSISTANT: Ok, please let me check the flights which are available in this route.

USER: Sure, take your ample time.

ASSISTANT: Ok, there is a flight ticket available in the business class with cost 900. The flight airlines is Frontier which is matching to your requirements. Shall I proceed with ticket booking?

USER: Ok, I am comfortable with the fare. Can I know is there any additional charges including other than the fare you mentioned. Please let me know before booking.

ASSISTANT: Ok, I have mentioned the cost including all the additional charges. So, there is no need of paying additional charges.

USER: Ok, you can proceed with this flight, let me know the airlines details?

ASSISTANT: Ok, I have successfully confirmed your ticket reservation with the flight number 1000 and the airlines name is Frontier. Have a safe and happy journey.

USER: Thank you for providing the information. I am happy for booking the flight ticket with your agency.

ASSISTANT: You are most welcome. Thank you for reaching us and hope you reach us in future.