Hello, I am Donald Moore.
user
Hello, how may I aid you today?
assistant
I am planning to take my children to International Children's Festival at Chicago. Can you book me a plane ticket from IAH to ORD?
user
Sure, may I know your depart and return dates?
assistant
I would start on 12/08 and return on 12/10.
user
Do you need a connecting flight?
assistant
Yes.
user
Sorry, there are no flights available on your travelling dates.
assistant
That's Ok, thanks for the information.
user
Thank you for availing us.
assistant