You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you?

USER: I am Ruth Nelson. I want to meet my uncle at Dallas, please book me a flight ticket within price 500.

ASSISTANT: Sure, can you please help me with your journey dates?

USER: My depart date is on 05/16 and return date is on 05/18.

ASSISTANT: May I know your airport codes?

USER: I want to fly from AZ- PHX to TX- DFW.

ASSISTANT: Thank you for your details. A flight with price 200 having single connection is found in Southwest airline. Shall I proceed with it?

USER: Please go with booking.

ASSISTANT: Your ticket is confirmed in flight number 1000.

USER: Thank you for the reservation.

ASSISTANT: Thank you for choosing us.