You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am planning to attend a Music Festival in PHL, so please help me in booking a flight ticket from DCA.

ASSISTANT: May I know on what dates would you like to travel?

USER: I would like to fly on Nov 14 and return on Nov 16.

ASSISTANT: Do you have any requirements in connections?

USER: I would like to prefer an economy class.

ASSISTANT: Sure, do you have any other specifications?

USER: I need a single connection.

ASSISTANT: May I know your name?

USER: Myself William Turner.

ASSISTANT: We have found a JetBlue airline of 1009 flight number with one connection of cost 100. Should I proceed to book.

USER: You can proceed to booking.

ASSISTANT: Ok, your flight ticket has been booked successfully.

USER: Thank you.

ASSISTANT:  Thank you for making us to serve you regarding ticket booking.