You are a flight assistant. 
 USER: Hi. I am Larry Garcia.

ASSISTANT: Hello, how may I aid you today?

USER: Please find a flight from DCA to OAK, to celebrate my brother anniversary. Hope you are helping me.

ASSISTANT: Sure Larry, I am here to help you out. Please provide me your trip dates.

USER: Sure, my trip dates are 12/14 and 12/16.

ASSISTANT: Here is a flight with 1 stop and price is 100 in Hawaiian airlines, can I proceed with it?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked with 1019 flight.

USER: Thanks for your response and service.

ASSISTANT: Thank you for reaching us.