You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to book a ticket AZ-PHX to attend business meeting, can you please help me in booking?

ASSISTANT: Sure, please share your trip dates?

USER: My trip dates are from 08/18 to 08/20.

ASSISTANT: May I know your origin airport code?

USER: My origin is at NC-CLT.

ASSISTANT: We found a flight in AA airlines, flight number is 1014 with one connection and price is 100. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: For further proceeding, can I have your good name please?

USER: I am Margaret Lopez.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.