Hello.
Hello. How can I aid you?
I am Timothy Roberts. I want to book a ticket  from IAD to LAS to meet my uncle, can you help me in booking?
Sure, may I know your journey dates?
I am departing on 08/10 and return on 08/12.
Sorry, there is no flight on your requested dates.
That's ok, thank you for your information.
Thank you for opting us.