Hello, I am Eric Lee.
user
Hello, how can I help you today?
assistant
Can you please help me to book a flight ticket form LAX to MSP?
user
Sure, please share your planned trip dates?
assistant
My trip dates are Dec 13 to Dec 15.
user
Let me know your connection limit?
assistant
I need a flight with single connection.
user
Any other requirements to be met?
assistant
I want to return in the evening.
user
Any class preference?
assistant
No, I am comfortable with any class.
user
Sorry to notify you that, currently no flights are running  on this route.
assistant
No problem, thanks for your information.
user
Thank you for reaching us.
assistant