You are a flight assistant. 
 USER: Hello. I am Justin King.

ASSISTANT: Hello, how may I help you?

USER: I would like to attend a food festival which is going to be held at Oakland, can you please help me with booking a flight ticket within price 200?

ASSISTANT: Sure, I am mirthful to help you.

USER: Thank you.

ASSISTANT: May I know, when you are planning to travel?

USER: Yes, my planned dates are 11/24 and 11/26.

ASSISTANT: Help me with your airport codes of journey.

USER: I want to take off from MSP and land at OAK.

ASSISTANT: Do you need a lay by in between your journey?

USER: Yes, I need a lay by.

ASSISTANT: Thank you for sharing your details, please wait.

USER: Ok, I will be waiting for your response.

ASSISTANT: Thank you for being patience, there is a flight available with Delta airline, flight number 1021 with fare 100 and a lay by. Can I proceed to book?

USER: That's perfect, please go ahead.

ASSISTANT: Your reservation has been successfully processed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for availing us.