Hello, I am Jerry Collins.
Hello. How can I aid you?
I would like to visit Space center at Houston, TX - HOU. Can you please book a ticket from New York, NY - EWR?
May I know your travel dates?
I planned to depart on 04/05 and return on 04/06. I have to return on 04/07.
Ok, please wait I will revert you.
Sure.
 Sorry, no flights are available on your travel dates.
Ok, no issue. Thanks for your quick response.
 Thank you for availing us.