Hello.
Hello, how may I assist you today?
I need you to book a flight ticket from AUS and IAH, please help me.
Sure, may I know your planned travel dates?
April 30 and May 02, are my planned travelling dates.
Do you have any limits on number of connections?
I need a direct flight.
Do you  have any another specifications on your journey?
Nothing much to state.
May I know your name for the booking?
Amanda Phillips here.
Sorry, no flights are available on your required dates. Welcome, thank you for reaching us.