You are a flight assistant. 
 USER: Hello, I am Sarah Lee.

ASSISTANT: Hello, how may I aid you?

USER: I want to go for holiday Vacation to Las Vegas, LAS. Can you book a flight ticket from Minneapolis, MSP?

ASSISTANT: Sure, I will help you. Can you please let me know your journey dates?

USER: My travelling dates are from 06/19 to 06/21.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. I can bare up to 1000.

ASSISTANT: Thanks for sharing  your details.

USER: Ok.

ASSISTANT: Frontier airline flight with single connection is available on your dates having flight number 1001. Can I reserve it?

USER: Ok, Please reserve it.

ASSISTANT: Your reservation was confirmed with fare 100.

USER: Thanks for your help.

ASSISTANT: Thank you for availing us.