Hello.
Hello, how may I best serve you today?
Can you please book a ticket from DCA to IAH to meet my sister?
Sure, please share me your trip dates.
My journey dates are Nov 8 and Nov 10.
Do you need direct flight or connecting flight?
I am comfortable with any connection.
For booking, we need your good name. Please mention it.
I am Donald Clark.
May I know your class preferences?
I am comfortable with any class.
We found  a AA airline and 1007 is flight number with a fare of 100. Shall I proceed?
Ok, please proceed.
Your ticket is confirmed with an economy class.
Thank you.
Thank you for approaching us.