Hello, I am Charles Robinson.
user
Hello, Charles. Which service are you looking for today?
assistant
I am planning to visit my grand father's house in Denver, can you please help me to book a flight ticket from Houston?
user
Sure, I can help you with that. May I know when are you planning to travel?
assistant
I am planning to travel from 07/14 to 07/16.
user
Ok, do you need any lay by within your route?
assistant
Yes, I need a halt.
user
Ok, please help me with the exact code of Denver and Houston.
assistant
Sure,  it is TX - HOU to CO - DEN.
user
Thank you for sharing your essentials, please give me a moment to check the availability.
assistant
Ok.
user
Charles, I found Hawaiian airline is available with fare of 100 only. Shall I proceed to book your ticket?
assistant
Ok, you can proceed.
user
Your ticket is booked with flight number 1013.
assistant
Thanks for your service.
user
Thank you for flying with our service.
assistant
Thank you.
user