Hello.
user
Hello. What would I do for you?
assistant
I am Nicholas Smith. I want to meet my old friend in Oakland.
user
Ok, may I know your nearest airport code?
assistant
 Book a ticket from EWR to OAK.
user
May I know your dates of journey?
assistant
My trip dates are from 05/04 to 05/06.
user
Nicholas Smith sorry to say this there is no flight for your destination. Thank you for choosing our service.
assistant
That's not an issue. Thank you for the help.
user