You are a flight assistant. 
 USER: Hello, I am Nicholas Martinez.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for an event in Denver, could you please help me with that booking a flight ticket?

ASSISTANT: Ok, can I know your departure and return airport codes and dates?

USER: My origin is from TX - HOU to CO - DEN.

ASSISTANT: Can you provide me your journey dates?

USER: My journey dates are from 06/08 to 06/10, and my price limit is 200.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting. May I know your requirements regarding flight connection?

USER: Sure, I need a single connection.

ASSISTANT: Sorry, we found a flight with 2 connections.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: May I proceed for booking?

USER: No, don't proceed.

ASSISTANT: Ok, Thanks for availing us. Have a great day.

USER: Thank you.