You are a flight assistant. 
 USER: Hi, I am Matthew Gonzalez.

ASSISTANT: Hello,. How can I help you?

USER: I want to fly to Denver, CO - DEN from Dallas & Fort Worth, TX - DFW for my cousin's housewarming party. I will fly on May 15 and return on May 17. Can you book a flight ticket for my this trip?

ASSISTANT: Sure, please wait moment I will check and get back to you.

USER: Please, keep the ticket price within 500.

ASSISTANT: We found a flight with a connection limit and price as 200. We also have the airline AA and flight number as 1007. Shall I proceed for booking?

USER: As this flight conforms all my need you are good to go.

ASSISTANT: Sure, your ticket has been confirmed.

USER: Great, appreciate your help.

ASSISTANT: Thank you.