You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I want to attend a Seminar in Washington. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you mention your airport codes?

USER: My airport codes are LGA and DCA.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are Mar 29 and Mar 31.

ASSISTANT: May I know your name for further proceed in reservation.

USER: My name is Brian Phillips. I prefer single connecting flight.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with one connection and the price is 100 in JetBlue airlines, can I proceed with the reservation?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1016.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching our service.