You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Samuel Allen. I want to book a flight for my holiday from 03/03 to 03/05, can you please help me?

ASSISTANT: Sure, I will help you out. Please provide me your location airport codes.

USER: I will be travelling from Seattle SEA to Washington DCA for this journey.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Here I found a direct flight in your route. Can I proceed with it?

USER: Thank you for the information, book this flight. I also needed a direct flight for my trip.

ASSISTANT: Your ticket has been booked with 1011 flight in Delta airlines.

USER: Thank you for booking my reservation.

ASSISTANT: Thank you for reaching us.

USER: You are most welcome.