You are a flight assistant. 
 USER: Hi, I am Elizabeth brown.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to book a flight ticket to go for funfair at Oakland, please help me with the ticket within price 200.

ASSISTANT: Sure, we are mirthful to help you. Can you please let me know your airport codes?

USER: My source code is NY- EWR and dest code is CA- OAK.

ASSISTANT: Do you need any stopover in between your journey?

USER: I need a stopover within my journey.

ASSISTANT: When do you want to travel?

USER: My travelling dates are from 02/28 to 03/01.

ASSISTANT: Please give me a minute. I will get back to you with a suitable flight.

USER: POkl. Ok, take your time.

ASSISTANT: Thanks for your time. Unfortunately there are no flights found on your dates. Thank you for approaching us.

USER: Ok, no problem. Thank you.

ASSISTANT: Have a pleasant day.