You are a flight assistant. 
 USER: Hello, Barbara Carter here.

ASSISTANT: Hello. I hope you are good today, how can I help you Barbara?

USER: I want to meet my business partner in casino to discuss about financial issues. Could you book a ticket for me?

ASSISTANT: Sure, I will help you. From where you want to start your journey?

USER: I would like to travel from Charlotte CLT airport.

ASSISTANT: Ok, Please may I know your destination airport code?

USER: My destination airport code is Las Vegas LAS.

ASSISTANT: To check is there any flight available or not, may I know on which date you want to travel?

USER: My itinerary dates are 04/21 and 04/23.

ASSISTANT: Please wait a while, I will check and inform you.

USER: Sure, take your time but revert me with best flight available.

ASSISTANT: There is a flight available with fare 200, is it ok for you?

USER: Make sure the flight has 1 connection.

ASSISTANT: Flight 1020 with Spirit airlines is available, shall I proceed for booking?

USER: Go ahead to book my ticket.

ASSISTANT: Please wait a while, I will reserve and inform you.

USER: Ok.

ASSISTANT: Your ticket is booked on the name Barbara Carter.

USER: Thank you for your assistance.

ASSISTANT: Thank you for opting us. Have a safe journey.

USER: Welcome.