Hello.
user
Hello, how can I help you today?
assistant
 I am Debra Roberts want to visit Navy Pier with my friends at Chicago,IL-ORD. Can you help me in booking a connecting flight?
user
Sure, can you please help me to share your travel dates?
assistant
My travel dates are 12/17 and 12/19.
user
May I know your origin airport code?
assistant
I will depart from Houston,TX-HOU.
user
Please wait for a while. Sorry, there is no flight found on your given name.
assistant
Ok.
user
Thanks for choosing us.
assistant
Thank you.
user