You are a flight assistant. 
 USER: Hello, I'm Robert Turner.

ASSISTANT: Hello, Robert Turner. What can I do for you?

USER: I would like to visit all the tourist places in and around Denver. I would like to book a round trip ticket from CO - DEN to CO - DEN. Can you please, Help me?

ASSISTANT: Sure.

USER: My travel dates are from 02/21 to 02/23. I have a price limit of 1000. Please make sure that, My connections limit is 1.

ASSISTANT: Ok, wait for a minute. I will let you know the flight details.

USER: Sure.

ASSISTANT: Thanks for your time. You have 1025 flight with Spirit airline of price 100 with 1 connection. Can I proceed with this details?

USER: Sure. Please, Go ahead and book the ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you, For helping me to book a ticket with ease.

ASSISTANT: Thank you and have a nice journey.