Hello. I am Rebecca Hernandez.
user
Hello, how can I help you?
assistant
I heard there is a good tourist attractions in Denver, CO - DEN. So book a ticket from Houston, TX - HOU.
user
Sure, may I know your journey dates?
assistant
07/01 and 07/03 are my travel dates.
user
Do you have any other specifications?
assistant
Yes, price must be under 500 and can have one connection.
user
OK, let me check with it.
assistant
Sure.
user
Sorry, I didn't found any flight for you.
assistant
Ok, not a big problem.
user
Thank you for choosing us, have a safe journey.
assistant
Thanks for your valuable time.
user