You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Here Charles Jones from Las Vegas. I have an important business meeting in Oakland in the month of November, so please find a flight and book the flight ticket for me from LAS to OAK.

ASSISTANT: Sure Charles Jones, I will help you with that.

USER: Thank you for your positive response.

ASSISTANT: On which dates do you like to travel to reach Oakland?

USER: I would like to move on 11/25 and return back on 11/27.

ASSISTANT: Ok Charles Jones, please be on hold for a moment to check availability of flights in your route.

USER: Sure, take your time and provide me the flight obtained on my trip dates.

ASSISTANT: I have found a flight in AA airlines which is having connection 1 and price of the ticket is 100. Is it ok for you?

USER: I am ok with the flight that you have provide, please go ahead and confirm my flight ticket booking.

ASSISTANT: Ok Charles Jones, I have reserved your ticket and the flight number is 1013.

USER: Thank you for your service in my flight ticket booking.

ASSISTANT: Thank you for choosing us, have a great journey.

USER: Welcome.