Hello. My name is Donna Wilson.
user
Hello, how can I help you today?
assistant
I want to travel from OAK to IAD for attending a seminar.Can you please help me for booking a ticket?
user
Sure, may I know your dates of journey please?
assistant
My journey dates are 04/01 and 04/03.
user
Sorry Donna, I did not find any flight basing on your details.
assistant
That's really sad.
user
Thank you for reaching us.
assistant
Anyways, thank you for the help.
user
You are welcome.
assistant