You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Brandon Brown.

ASSISTANT: How can I assist you today?

USER: I am looking to book a flight ticket from DCA to EWR to book a flight ticket. Can you help me to book a flight ticket?

ASSISTANT: Sure, I am glad to help you in booking. Could you please share your travel dates?

USER: My travelling dates are 10/16 and 10/18.

ASSISTANT: Please wait a moment. Here, I found a flight for you with 1 stopover and it costs you 100. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done with flight 1004 in Southwest airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, have a safe flight.

USER: Welcome.