Hello. I am Ryan Collins.
Hello, how can I help you?
I need to attend a conference meeting which is held at Houston, can you help me with booking  from San Francisco SFO?
Sure, I am willing to help you.
Thank you.
Can I know your travelling dates please?
My travelling dates are 11/06 to 11/08.
Ok, please share your destination point.
My destination airport code is Houston IAH.
Do you need any connection in between the journey?
I am comfortable with any connection.
How much you can pay for this ticket?
I can spend up to 5000 for my flight ticket.
Please stand by.
Sure.
Thank you for your time, sorry to inform we didn't find any flight with your details.
Ok, no issues.
Thank you for opting us, have a nice day.