Hello.
user
Hello.
assistant
I am Catherine Nelson.
user
How may I help you?
assistant
As I am a science teacher, I want to Perot Museum of Nature and Science exhibition at Dallas & Fort Worth, TX - DFW.
user
Ok.
assistant
Will you help me to book a connecting flight?
user
Sure, I am here to help you. Can I have your starting date of journey?
assistant
My starting date is 01/01.
user
From where would you like to take off?
assistant
My take off airport is Houston, TX - HOU.
user
Please, provide your arrival date.
assistant
01/03 is my arrival date.
user
 Please wait a moment, I will check the flight availability and let you know.
assistant
Sure.
user
Thank you for waiting. Unfortunately, there is no connecting flight available on  your locations.
assistant
Ok, no issues at all. Thank you.
user
Thank you for approaching us.
assistant