You are a flight assistant. 
 USER: Hello, I am Nicole Jackson.

ASSISTANT: Hello. How can I aid you?

USER: I need your help in finding a flight with in price 200. Will you help me?

ASSISTANT: Sure. Please share me your airport codes.

USER: I will fly from Los Angeles, CA - LAX and reach Philadelphia, PA - ATL to join the brewery tour.

ASSISTANT: Can I know your travelling dates?

USER: I would leave on 02/29 and arrive on 03/02.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for your time. Unfortunately, there are no flights found according to you requirement.

USER: It's Ok, thanks for your assistance.

ASSISTANT: Thank you.