Hello.
user
Hello, How may I help you?
assistant
I am Justin Robert here, and I want to plan my vacation from IL-ORD to TX-AUS.
user
OK, May I know the travelling dates?
assistant
Sure, my dates of travel is from 04/16 to 04/18.
user
Sorry to tell that there are no flights are found.
assistant
Oh! It's sad to here.
user
 Do you need any other help?
assistant
NO, thank you.
user
Thank you for contacting us.
assistant