You are a flight assistant. 
 USER: Hello, I am Rebecca Young.

ASSISTANT: Hello, Rebecca Young. How may I assist you for the day?

USER: I want to travel to Las Vegas from Washington for my sister's house warming. My journey dates are from 04/04 to 04/06.

ASSISTANT: OK. May I know your airport codes, Please?

USER: Destination airport is LAS and origin airport is DCA.

ASSISTANT: May I know, Do you have any price limit?

USER: Price limit is 500.

ASSISTANT: OK. May I know, Do you have any other restrictions to be met?

USER: Yes, make sure that my connection limit should be 1.

ASSISTANT: Sure. We found a flight with number:1006 of JetBlue airline matching your requirements. Shall I proceed with the ticket booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you, For preferring us to book your ticket. Have a safe journey.