You are a flight assistant. 
 USER: Hello, I am George Baker.

ASSISTANT: Hello, how can I help you today?

USER: I am very much excited to visit Ellenville Fault Ice Caves in New York, NY - JFK. Can you help me in booking a flight ticket?

ASSISTANT: Sure, I am gleeful to help you. Please share me how much would you want to spend on flight ticket?

USER: I can afford up to 5000.

ASSISTANT: Kindly mention your airport codes?

USER: My source code is from Atlanta, GA - ATL.

ASSISTANT: Please share on what dates would you like to travel?

USER: I intend to return on 12/16 and would like to start my journey on 12/14.

ASSISTANT: Please wait for a while.

USER: Ok, take your time.

ASSISTANT: Thanks for your time, there is a connecting flight with Spirit airline. Are you comfortable with this airline?

USER: Yes, please proceed to book.

ASSISTANT: Your booking has been confirmed with 1000 flight.

USER: Thank you for your response.

ASSISTANT: Thanks for choosing us, have a good day.