Hello.
Hello, how may I help you?
I am planning to travel from Philadelphia PA-PHL to Seattle WA-SEA.
Ok, may I know your travelling dates to proceed?
My depart is on 09/23 and returning 09/25.
Ok, let me check what flights are available for you.
OK.
We have an Delta airline with flight number 1026 and price of 200 available  matching your request. May I know your name to proceed with booking?
I am Paul Williams.
Your booking is confirmed. Thank you for reaching us.