Hello, Gary hill here.
user
Hello. How can I help you?
assistant
I want to travel from SEA to DEN, can you please book a ticket for me?
user
May I know your travel dates?
assistant
My plan is to travel from 04/16 to 04/18.
user
No flights were found on your requirements, sorry.
assistant
Ok, No issues, thank you for information.
user
Thanks for choosing us.
assistant