You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Donald Anderson, I am planning to book a plane ticket to ORD from LGA. Can you please help me out?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, my departure and arrival dates are from 12/11 to 12/13. I need 1 connected flight.

ASSISTANT: There is a flight available on your requested dates from Spirit airline with 1 connecting flight.

USER: Fine, please confirm my reservation.

ASSISTANT: Your ticket is booked with flight 1003.

USER: Thanks.

ASSISTANT: You are welcome.