Hello, Brenda Scott here.
user
Hello Scott, how may I assist you?
assistant
 I want to go for OAK to meet my company clients, can you please book my ticket from IAD?
user
Sure, may I know the dates of journey please?
assistant
My required dates are from 07/07 till 07/09.
user
Sorry to say this Scott, there are no flights on your requested dates.
assistant
It's ok.
user
Sorry for the inconvenience provided.
assistant
No problem.
user
Thank you for reaching us, have a good day.
assistant