You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Justin Davis. I am planning to visit Houston to meet my father, can you please help me in booking a flight ticket from IAD to IAH?

ASSISTANT: Sure, I am here to help you with that. Can I know your travelling dates?

USER: My travelling dates are Mar 27 and Mar 29.

ASSISTANT: Do you have any other specifications?

USER: My departure time is afternoon.

ASSISTANT: Yes, I have found a flight with the American Airlines having a connection limit 1 and the ticker fare 1028. Can I proceed with the ticket booking?

USER: Please proceed.

ASSISTANT: I have reserved your ticket in a economy class and the flight number 1028.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us. Have a safe journey.