Hello. I am Alexander Smith.
user
Hello, how can I provide assistance for you?
assistant
On 11/23, I need to attend my friend's  marriage at New York. Can you please help me in booking a flight ticket to reach EWR?
user
Sure, I am happy to help you.
assistant
Thank you.
user
May I know, when you are planning to catch the return flight?
assistant
I intend to return on 11/25.
user
Can I have your boarding airport code please?
assistant
My departure airport code is Las Vegas, LAS.
user
Do you have any requirements?
assistant
I  need a business class ticket. There should be a lay by in between my journey.
user
Please, wait for a while.
assistant
Sure.
user
Thank you for being patience, there are no flights available with your requirements.
assistant
It's ok, no problem. Thank you for the information.
user
Thank you for reaching us.
assistant