You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: Patrick Lopez here. Reserve a flight ticket that is for my airport codes HOU to DEN.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travelling dates will be 12/09 to 12/11. The price limit is less than 5000.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route. There is a flight with ticket fare 100 in Hawaiian airlines with a stopover. Is it ok for you?

USER: I am ok with the fare. You can book the flight ticket.

ASSISTANT: Your booking is confirmed with flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.