Hello, Michael Hernandez here.
user
Hello. How can I help you?
assistant
For my sister's art exhibition, I want to go CLT from DFW. Can you book my ticket.
user
May I know you are travelling dates?
assistant
11/09 to 11/11.
user
Sorry to say that there is no flight  found.
assistant
It's ok. Thank you for your help.
user
Thank you for contacting us.
assistant