You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm David Carter. I am planning to attend business meeting at ATL, can you please help me with booking a flight ticket from DEN?

ASSISTANT: Ok, I will help you with that. Can you please tell me your planned travel dates?

USER: Sure, I would like to take off on 02/06 and return back on 02/08.

ASSISTANT: Ok, please be on hold for a minute.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: There is a flight UA  airlines which is matching with your requirement and the price is 200. Can I proceed?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1007.

USER: Thank you for your help.

ASSISTANT: You are welcome. Thank you for choosing our travel agency.

USER: You are welcome.