You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am looking for a connecting flight from LGA, can you help me in booking?

ASSISTANT: Sure, please share your itinerary dates.

USER: Sure, my planned travel dates are Sept 11 and Sept 13.

ASSISTANT: May I know your terminus airport code?

USER: My destination airport code is DFW.

ASSISTANT: Which class do you prefer?

USER: I don't have any class or any other specifications to be met for this journey, please check for the flight availability.

ASSISTANT: May I know your name?

USER: Myself Dennis Anderson.

ASSISTANT: Spirit airlines with flight 1003 is providing a connecting flight and ticket costs you 300 in economy class.

USER: That's fine, please proceed in booking.

ASSISTANT: Your ticket is reserved Dennis Anderson. Flight departs at 9:00 hours and arrives at 10:00 hours.

USER: Thank you for the service.

ASSISTANT: Thank you for reaching us.