You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Charles Wright here. I want to participate in Boston marathon, could you book my ticket from SEA to BOS?

ASSISTANT: Sure, I am here to help you with that, can you share me your travelling dates?

USER: My itinerary dates are Jan 13 and Jan 15.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Spirit airline is available with one connection and flight-1004. Can I proceed to booking?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.