Hello.
user
Hello. How may I help you?
assistant
I am Mathew Evans want to attend  a  conference at Los Angeles. Can you book a direct flight?
user
May I know your travel dates?
assistant
My travel dates are 12/17 and 12/29.
user
Please help me with your airport codes?
assistant
I will depart from NY-JFK to CA-LAX.
user
Sorry, there is no flight found based on your details.
assistant
Ok, no issues.
user
Thank you for reaching us.
assistant
Thank you for your help.
user