You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Gary Johnson, I want to book a flight ticket to IAD from BOS in the month of February.

ASSISTANT: Sure, I will book your ticket. Please provide your itinerary dates.

USER: Thank you, my itinerary dates are 02/27 and 02/29.

ASSISTANT: Please hold on for a while.

USER: Ok, have your time.

ASSISTANT: AA airlines with flight 1005 is available.

USER: Yes, do proceed with my booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking my flight ticket with flight 1005.

ASSISTANT: Thank you for choosing us.