Hello, Edward Adams here.
Hello Adams, how may I help you today?
I planned to meet my grandparents in HOU, can you please help me to book the flight ticket from PHL?
Sure, when you are willing to travel?
I want to start on 09/11 and return back on 09/13.
Ok, wait for a minute. I have found a flight with UA airlines and the price is 100.
Can I know the connection of this flight?
Yes, the connection limit is 1. Shall I proceed with the booking?
Yes, please book my ticket.
Yes Adams, your ticket is reserved and the flight number is 1001.
Thank you for your help.
Thank you for reaching us, have  a safe journey.