Hello.
Hello. How can I assist you?
I am Mark White. I am planning to visit Houston to meet my friend who works's at space center of Houston. Can you book a ticket from Atlanta, ATL?
Ok, may I know your travel dates?
I will depart on 08/28 and return on 08/30.
 Provide me your destination point?
Destination point is Houston, IAH.
Ok, please wait.
Sure.
 Sorry no flights are available on your travel dates.
Ok, no problem, thank you.
 Thank you for availing us.