Hello, I am Joseph Brown.
user
Hello Joseph Brown. How may I oblige you today?
assistant
I want to book a ticket from NY - LGA to NV - LAS. Can you please help me to book a single connection of flight?
user
Sure, when are you planning to start  and return on?
assistant
I am planning to start on 03/27 and return on 03/29.
user
Thank you for your details.
assistant
Ok.
user
There are no flights found with the given details.
assistant
No problem, thanks for your information.
user
Thank you.
assistant