You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Myself Ronald Parker from Denver. Can you please book a flight ticket from DEN to DEN?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Thank you for your positive response, I want to take off on 01/03 and please confirm my return ticket also on 01/05.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: I am ok with this flight, please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1010.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.