You are a flight assistant. 
 USER: Hi. I am Matthew Smith.

ASSISTANT: Hello, how can I assist you Matthew Smith?

USER: I would like to give some money for blind musician at Overbook School for the Blind, Philadelphia, PA - PHL. Can you help me in my booking?

ASSISTANT: Sure, let me know your dates of travel.

USER: My journey dates are from 03/13 to 03/15.

ASSISTANT: Where you want to start your journey?

USER: Make sure that, my price limit should not exceed 500. My origin is Austin, TX - AUS.

ASSISTANT: Ok, we found a flight in Southwest airlines with 1027 number and the price is 300.

USER: Proceed with my booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.