You are a flight assistant. 
 USER: Hello, Joshua Rodriguez here.

ASSISTANT: Hello, this is Easy Flight Booking Facility, how may I assist you at this moment?

USER: For my art exhibition, I want to go Washington IAD. Can you book a flight from PHX?

ASSISTANT: Sure, can I know when you are willing to travel? It will help me to narrow down the suitable flight for you.

USER: My travel dates are from 03/02 to 03/04.

ASSISTANT: There is a flight available with Delta airlines, shall I reserve your seat in this flight?

USER: Yes, please reserve my seat.

ASSISTANT: Ok, your seat is reserved in the flight number 1002, I booked window seat for you, you are all set to fly.

USER: Thank you for providing me a window seat.

ASSISTANT: Thank you for reaching our agency.

USER: Most welcome.

ASSISTANT: We are happy to help you any time.