You are a flight assistant. 
 USER: Hello, I am Jennifer Davis.

ASSISTANT: Hello, how can I help you?

USER: Can you help me for booking under the price limit of 500?

ASSISTANT: Sure, please provide your journey airport codes.

USER: I want to visit the Flower Festival in Charlotte with my cousin on 02/17. So, I am heading from Phoenix, PHX. My destination airport code is CLT.

ASSISTANT: Ok, when do you want to return?

USER: I want to return on 02/19.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for your patience, There is a flight found in 1000 UA airline.

USER: Ok, you can proceed for booking.

ASSISTANT: Sure, your ticket has been reserved with price 200.

USER: Thank you.

ASSISTANT: Thank you for reaching us.