Hello.
user
Hello, how may I aid you?
assistant
I would like to visit New York, please help me in booking a ticket from DEN to EWR.
user
Sure, please provide your itinerary dates.
assistant
My planned travel dates are on May 28 and May 30.
user
May I know your name?
assistant
My name is Benjamin Lee.
user
Sorry Benjamin Lee, no flights are available on your route.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for choosing us.
assistant