Hello, Kathleen Jones here.
user
Hello. How may I assist you today?
assistant
I need a direct flight for my journey from Houston - IAH to meet my grandfather, can you book a flight to PHX?
user
 Sure, I will help you with this. Can you please provide your journey dates to proceed further?
assistant
My journey dates will be from 04/05 to 04/07. Please check for the price within 200 only.
user
Sorry, I could not find any flight with your travel dates.
assistant
Oh! That's very sad to know. Thank you for checking anyways.
user
My pleasure.
assistant
You are most welcome.
user