You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Brian Wilson. I want to book single connecting flight to LGA from DCA. Can you help me.

ASSISTANT: Sure, I will help you out. Please provide me your travel dates of your trip.

USER: Sure, my origin date is 05/18 and the return date is 05/20.

ASSISTANT: Here I found a flight with 1 connection and price is 600. Can I proceed with it?

USER: Ok, please proceed with the booking.

ASSISTANT: Your ticket has been booked with 1019 flight in  Hawaiian airlines.

USER: Thank you for assisting me with the booking.

ASSISTANT: Thank you for choosing our airlines.