Hello.
user
Hello, how may I assist you at this moment?
assistant
Can you book me a direct flight to Dallas & Fort Worth?
user
Sure, may I know your name please?
assistant
I am Deborah Gonzalez.
user
Kindly assign your boarding airport code?
assistant
I will be leaving from HOU.
user
When you are planning to make your journey?
assistant
I need to be there by Mar 7th as I have an interview next day and will come back on Mar 9th.
user
Are  there any other requirements?
assistant
No.
user
Sorry to inform you that, we did not find any flights matching your specifications.
assistant
That's alright, thanks for your assistance.
user
Thank you for approaching us.
assistant