Hi.
user
Hello. How may I assist you?
assistant
I am Angela Walker, can you help me to find a flight from DTW to IAH?
user
Ok, please provide your travelling dates.
assistant
My travelling dates are 04/14 and 04/16.
user
Sorry Angela Walker, there is no flight on your route to book a ticket for you.
assistant
That's fine, anyway thank you for your information.
user
It's my pleasure. Thanks for contacting us.
assistant