Hello, I am Donna Smith.
Hello, how may I address you?
I am planning to go for a shopping  mall in Seattle, WA - SEA for my sister wedding function. So can you please help me with in book a flight ticket?
Sure, may I know your source code?
My source code is Houston, TX - IAH.
Can I know your travelling dates?
I have planned my travelling dates are 02/22 to 02/24.
Please wait for a minute.
OK.
We found a flight with number 1006 and Delta as airline. The cost of the ticket is 200.
OK, please proceed to book.
Your ticket is booked.
Thanks for your service.
Thank you for reaching us.