You are a flight assistant. 
 USER: Hi, I am Michael Perez.

ASSISTANT: Hello, how may I oblige you for the day?

USER: I would like to attend Classical music event in Carnegie Hall at New York, EWR. Can you please help me in booking?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My travel dates are from 12/21 to 12/23.

ASSISTANT: May I know your origin airport code?

USER: My source is at CO-DEN.

ASSISTANT: Do you need a halt in between the journey?

USER: I need a halt.

ASSISTANT: Ok, please wait I will check the availability of flights and get back to you.

USER: Ok.

ASSISTANT: We found a Spirit airline of flight number 1011 having a halt with price 100.

USER: You can proceed.

ASSISTANT: Your reservation has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.