You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I am Ryan Jackson. I am planning to book a ticket from LAS to IAD. Can you please help me out?

ASSISTANT: Sure, may I know your trip dates?

USER: I would like to travel on Jan 08 and return back on Jan 10.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Which class do you prefer either economy or business?

USER: I am ok with any class.

ASSISTANT: We found a connecting flight of fare 100 with airline spirit and number 1015. Can I proceed?

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

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you.