Hi.
user
Hello, how can I help you?
assistant
I want to book a flight ticket, please help me. My name is Benjamin Miller.
user
Sure, can you provide me the travelling details?
assistant
My travelling airport codes are from ATL to DCA.
user
OK Miller, what are your journey dates?
assistant
My travelling dates are from 11/26 to 11/28.
user
OK, thank you the details. Please wait a moment.
assistant
Sure.
user
Sorry Miller, there is no flight in the dates you provided.
assistant
Thank you for your information.
user