You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide me today?

USER: Please book a flight ticket from LAX to IAD for my business conference.

ASSISTANT: Sure, please share your trip dates?

USER: Thank you for accepting my request, my boarding is on Sept 18 and please book my return ticket on Sept 20.

ASSISTANT: Do you need a connecting flight?

USER: Yes.

ASSISTANT: Do you need any other specifications like class and airline?

USER: No.

ASSISTANT: Can I know your good name?

USER: Sure, my name is Jonathan Baker.

ASSISTANT: Thank you for your details, we found connecting flight 1019 in economy class which is in Spirit airline. Shall I proceed?

USER: Yes, I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.