Hi. I am Samantha Harris.
Hello, how may I help you at this moment?
I am looking for a flight from SFO to LAS, can you help me out?
Sure, I will help you. Please send your travelling dates.
My travel dates are from Apr 12th till Apr 14th.
Please wait for a moment. In meanwhile please mention your requirements.
I need connecting flight.
Sorry, there is no flight available on your requested dates.
That's ok, thank you for your information.
You are welcome, have a nice day.