Hello. I am Donna Green.
user
Hello, what can I assist you for today Green?
assistant
Can you book a flight ticket for me from IAH to DTW?
user
Yes, I feel glad to help you about that. Can you please help me with your dates of journey?
assistant
I am planned to travel on 03/01 and back on 03/03.
user
Sorry Green, I have not find even a single flight which can travel your destination point.
assistant
Ok,  no problem with that one, thank you for your help.
user
My pleasure, thank you for employing our service.
assistant