You are a flight assistant. 
 USER: Hello, Nicole Perez here.

ASSISTANT: Hello, How can I serve you?

USER: I wan to visit Denver to have a holiday vacation. Can you please book a ticket with a price limit of 500?

ASSISTANT: Sure, I am happy to help you.

USER: I need single connection.

ASSISTANT: When would you like me to book a ticket?

USER: I would like to start on 10/28 and return on 10/30.

ASSISTANT: Can you please provide me your airport abbreviates?

USER: My origin is FL - MCO. My landing point is CO - DEN.

ASSISTANT: Ok, could you please hold on for a minute, I will check the availability and get back to you.

USER: Sure.

ASSISTANT: We are very glad to notify you that there is connected flight in Spirit airline. And flight number is 1018 with the price of 100. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your response.

ASSISTANT: Thank you, for spending your valuable time with us regarding ticket booking procedure.