Hello. I am Carolyn Taylor.
user
Hello, how may I help you?
assistant
I planned to attend for a wedding in OAK, can you please help me to book a flight ticket from IAD?
user
Sure, may I know your trip dates?
assistant
I prefer to travel on 08/03 and 08/05.
user
Sorry, there is no flight available as per your request.
assistant
Ok, no problem. Thank you for your time.
user
Most welcome.
assistant