You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: I want to travel to BOS to participate in a marathon, could you book a ticket from PHL?

ASSISTANT: Sure, may I know the travelling dates of your journey?

USER: I am departing on 10/23 and arriving on 10/25.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight in Spirit airline.Can I proceed with this booking?

USER: Go ahead with my booking.

ASSISTANT: May I know your name for booking the ticket?

USER: Ruth Nelson here.

ASSISTANT: Your booking is confirmed has the flight number 1010.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us, have a great day.