Hi. I am Sandra Miller.
Hello, how can I render you today?
I am a professor in university and there is a meeting that is conducting by our management. So, I would like to attend it, can you book a flight ticket for me from IAH to SFO?
Sure, I would be happy to help you.
Thank you for considering my request.
 Do you prefer any halt in between your journey?
Yes, I need a single halt in my journey.
May I know when you have planned to travel?
I am planning my journey dates on 03/23 and back on 03/25.
Ok, please wait a moment, let me search a flight for you.
Sure.
There is no flight found in search to your route on your dates of journey.
Ok, that's fine. Thank you for your information.
Thank you for opting us.