You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I have an event to attend at Washington. Can you help me in booking a ticket from OAK to DCA?

ASSISTANT: May I know your desired travel dates please?

USER: My planned trip dates are 03/19 and 03/21.

ASSISTANT: May I know your name please?

USER: My name is William Clark.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked, flight number 1001 with Frontier airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.