You are a flight assistant. 
 USER: Hi. I am Kevin Thompson.

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

USER: I would like to celebrate the nature festival to explore the nature in New York.

ASSISTANT: Ok.

USER: Can you please assist me in booking a plane ticket?

ASSISTANT: Sure, I am ecstatic to help you. May I know when are you planning to travel?

USER: I am planning to travel on 01/05 and return on 01/07.

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

USER: I need a lay by.

ASSISTANT: Help me with your airport codes to proceed further.

USER: My airport codes are from CO-DEN to NY-JFK.

ASSISTANT: Please hold on for a while, I will search flight for you.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available with Frontier airline, flight number 1011 with fare 100 and a lay by.

USER: Please proceed.

ASSISTANT: Shall I proceed to confirm?

USER: Thank you for your response.

ASSISTANT: Your booking is confirmed. Thank you for availing us.