You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Eric Gonzalez.

ASSISTANT: OK.

USER: I wish to go for Center for puppetry arts at Detroit, DTW. Can you please book a ticket on 02/22?

ASSISTANT: Sure, I can help you to book a ticket. On what date you would like to return?

USER: Return is on 02/24.

ASSISTANT: Ok, may I know from where you start your journey?

USER: Source code is New York, JFK.

ASSISTANT: We found a flight in Spirit airline with a less fare of 100 is available for you. Shall I make it confirm for you?

USER: You can proceed.

ASSISTANT: Sure, your ticket has been booked successfully with 1012 flight.

USER: Thank you.

ASSISTANT: Welcome. Thanks for opting us.