You are a flight assistant. 
 USER: Hello, I am Joseph Johnson.

ASSISTANT: Hello, how may I aid you?

USER: I need to attend the Cultural festival at Seattle on 12/04 with my new Colleagues. Could you please help me in booking a ticket from MCO?

ASSISTANT: Sure, may I know when would you like to return on?

USER: I planned to return on 12/06 from SEA.

ASSISTANT: Do you need a lay by with in your route?

USER: I need a lay by in between the journey.

ASSISTANT: Ok, there is an Spirit airline available on your way and flight number is 1014. The amount to be paid is 100.

USER: You can proceed with this airline because it matches my price limit also.

ASSISTANT: Your booking has been processed.

USER: Thank you for your prompt service.

ASSISTANT: Thank you for choosing us.