You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me in booking a flight ticket from LGA to ORD?

ASSISTANT: Sure, may I know your good name?

USER: Myself Shirley Collins.

ASSISTANT: Do you have any class preference?

USER: Any class is fine for me.

ASSISTANT: Please let me know your connection limit?

USER: Ensure it is a single connecting flight.

ASSISTANT: Could I have your travel dates, please?

USER: I would like to go on Apr 20th and return back on Apr 22nd.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: We found a flight from Spirit airline of flight number 1008 having a stopover and fare is 100. Shall i proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.