Hello.
user
Hello. How can I help you?
assistant
My name is Paul Thompson. I would like to reserve my ticket from LAS to IAD. Can you help me with booking a flight ticket?
user
May I know your desired travel dates please?
assistant
My desired travel dates are Oct 09 and Oct 11 and my departure time is evening.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
Ok, not an issue. Thank you for your help in searching.
user
Thank you for opting us.
assistant