You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Donna Lopez, I planned to visit South Mountain Part at Phoenix, can you help me book the flight on 09/08?

ASSISTANT: Sure, can you please help me with your airport codes?

USER: My destination point is AZ-PHX and source is Charlotte,NC-CLT.

ASSISTANT: May I know your return journey date?

USER: Sure, I will return on 09/10.

ASSISTANT: Do you have any limitations?

USER: I need a flight with one connection. It is better for me, if flight fare should be below 1000.

ASSISTANT: Sure, Thank you for your details. A flight with price 100 having single connection is found in UA airline. Shall I proceed with it?

USER: It is good for me, please proceed with booking.

ASSISTANT: Your ticket is confirmed in flight number 1009.

USER: Thank you for booking the flight ticket.

ASSISTANT: Thank you for opting us.