Hello,.
Hello, how can I help you today?
I am doctor Sharon Martin, I have an emergency case in Philadelphia, will you please help me for booking a flight ticket?
Sure, please provide your source and destination with codes.
Fine, my source is from NV - LAS  and destination is to PA - PHL.
Can I know your depart and return dates?
My boarding date on 07/26 and return date on 07/28.
Please wait a moment. I will check the availability.
Alright.
Thanks for your patience. unfortunately, there are no flights.
OK, no problem. Thanks for your service.
Thank you for choosing us.