Hello,. I am Mary Campbell.
user
Hello, how may I help you today?
assistant
I want to book a flight ticket to meet my sister at Houston. Please book a direct flight.
user
Sure, may I know your airport codes?
assistant
I want to fly from CLT to IAH.
user
Can you please provide me your travelling dates?
assistant
My travelling dates are from 06/29 to 07/01.
user
Ok, please wait for a moment.
assistant
Ok.
user
Sorry, there are no flights found with your given dates.
assistant
No issues, thank you.
user