HI. I am Donna Anderson.
Hello, How can I serve you?
 I would like to attend Global Environmental Conference in Benaroya hall, which is at Seattle, SEA. So, can you help me in booking flight ticket from HOuston, TX-IAH?
Please help me with your travel dates.
Sure, my travelling dates 12/02 and 12/04.
Please wait a minute.
Ok, take your time.
We have found a direct flight from Southwest airline. Shall I proceed?
No, please don't proceed as I need a connecting flight.
Ok. Thank you for availing us.