You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight from Atlanta to meet my friend at Seattle. Can you book a flight for me?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: I plan to travel on Aug 19 and return on Aug 21.

ASSISTANT: Ok, may I know your respective airport codes of journey?

USER: My source point is ATL and destination is SEA.

ASSISTANT: Are you looking for any other help from my side please?

USER: I want a connecting flight.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: I found a connecting flight of fare 100 with the Delta airline as per your request, shall I proceed with this booking?

USER: Please proceed with booking.

ASSISTANT: Ok, I have reserved your ticket with the flight number 1021.

USER: Thank you for helping me.

ASSISTANT: You are welcome, have a safe journey.