Hi, I am Joseph Moore.
Hello, how can I help you?
 I want to do research on a project at NASA space centre at Houston, TX - IAH. Can you please make a reservation from Phoenix, AZ - PHX?
Sure, please share me your travelling dates?
My travel dates are 01/28 - 01/30.
Thanks for your details.
My pleasure.
Sorry there are no flights with your specifications.
Not a problem, thank you.
Thank you for reaching us.