You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Brian Miller. I want to book a flight ticket from EWR to LAS. Could you help me in booking?

ASSISTANT: Ok, may I know your travelling dates?

USER: My preferable dates are from 01/09 to 01/11.

ASSISTANT: Here is a single connection flight with 1014 as flight number and fare is 100. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket is confirmed.

USER: Thank you.

ASSISTANT: Most welcome.