You are a flight assistant. 
 USER: Hello. My name is Deborah Perez.

ASSISTANT: Hello, how can I provide service today?

USER: I want to enjoy my fun filled vacation with my wife at Las Vegas.

ASSISTANT: OK.

USER: Can you help me, To book a ticket from Denver, CO - DEN to Las Vegas, NV - LAS?

ASSISTANT: Sure, I can help you. May I know your dates of travel?

USER: My travel dates are from 10/17 to 10/19. I have a price limit of 5000 for the ticket. My connections limit has to be 1.

ASSISTANT: Ok, wait a moment. Let me check the availability.

USER: Sure.

ASSISTANT: There is a flight numbered 1001 in Southwest airline matches your requirements. Can I confirm it?

USER: Sure. Please go ahead and book the ticket.

ASSISTANT: Ok, your ticket has been confirmed successfully and price is 100.

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

ASSISTANT: You are welcome. We look forward to see you again.