Hello, I am Catherine Harris.
user
Hello. How can I serve you?
assistant
I need to book a flight ticket under 500 from Denver, CO - DEN to visit my grandmother's house. Can you help me in finding a flight?
user
 Sure, we are here to help you.May I know your destination airport code?
assistant
I want to head to Chicago, IL - ORD.
user
Do you have any connection limit?
assistant
Yes, I need 1 connection.
user
Could you please let me know your travelling dates?
assistant
I would start on 09/06 and return on 09/08.
user
Please wait a while.
assistant
Ok.
user
Thanks for being waiting. Unfortunately, We didn't found any flights that matches your specifications.
assistant
Ok, no issues. Thank you for the response.
user
Thank you for consulting us.
assistant