Hello!.
user
Hello.
assistant
My name is Dorothy Perez,Can you please help me to book my flight ticket?
user
Yes sure. What is your travelling location?
assistant
My travelling codes are from DC-IAD to TX-HOU.
user
You preferable dates.
assistant
My travelling dates are 09/15 & 09/17.
user
I'm sorry sir, I have this flight ticket only on 09/15 to 09/16.
assistant
I don't want to travel on that dates ,thank you for assisting me.
user