Hi.
user
Hello, what can I do for you today?
assistant
Can you help me to book a flight from DCA to IAH?
user
Sure, let me know your travel dates please?
assistant
My travelling dates are May 13 and 15.
user
Any preferences?
assistant
I need single connecting flight.
user
Can you share your name to proceed further?
assistant
My name is Michelle Green.
user
Sorry, no flights found as per your request.
assistant
No issues, thank you for your time.
user
Thank you for contacting us.
assistant