You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: David Robinson here.

ASSISTANT: How may I help you?

USER: My airport codes for boarding the flight are SEA to ATL.

ASSISTANT: Ok, may I know your trip dates?

USER: My preferable dates for travel are 08/02 to 08/04.

ASSISTANT: There is a flight-1020 on Southwest airlines, shall I proceed?

USER: I am happy with the cost of the flight ticket as well. So you can proceed.

ASSISTANT: Ok, booking is done with your name David Robinson.

USER: Thank you.

ASSISTANT: Thanks for choosing us.