Hi.
Hello. How can I  help you?
I am Matthew Mitchell. I would like to book a ticket from SFO to PHL, can you help me?
Ok, may I know your trip dates?
My travel dates are 10/17 and 10/19.
Hold on a moment.
Sure.
Sorry, there is no flight found on your route to book your ticket.
No problem, thanks for checking.
Thanks for choosing us.