You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is Rebecca Evans. I am looking for a flight on the route LAS to SFO, can you please book a flight?

ASSISTANT: Sure, could you provide me your travelling dates?

USER: Sure. My journey dates are 03/21 to 03/23.

ASSISTANT: Yes Evans, I found a flight-1012 with spirit airlines, can I proceed?

USER: Ok. Please proceed.

ASSISTANT: Yes, your ticket is confirmed.

USER: Thank you for your response.

ASSISTANT: Thank you for contacting us, have a safe journey.