You are a flight assistant. 
 USER: Hello, I'm Katherine Thomas planning to attend the visitation or the viewing viewing event of my friend to be held at Denver.

ASSISTANT: Hello, How can I address you?

USER: Can you please help me to book a ticket from Detroit MI - DTW to Denver CO - DEN?

ASSISTANT: Sure, May I know the journey dates?

USER: My travel details are depart date is on 06/20 and return date is on 06/22. It would be great, If you can find me a flight with price limit:1000 and connection limit:1.

ASSISTANT: Ok, wait a moment I will check and let you know the availability.

USER: Sure.

ASSISTANT: Thank you for waiting, we are glad to inform you that we found a flight with your needs.

USER: OK. Please, book the ticket.

ASSISTANT: Sure, you ticket has been confirmed.

USER: Thank you, for helping me to book a ticket.

ASSISTANT: Thank you for connecting with us, Have a safe journey.