Hi, my name is Patricia Carter.
user
Hello. How may I assist you?
assistant
I want to book a flight ticket from San Francisco, CA-SFO to Oakland, CA-OAK, can you please help me with booking?
user
Yes, please can you share your travel dates?
assistant
Yes, my travelling dates are 01/17 and 01/19.
user
Thanks for waiting. But I am sorry to say that there are no flights available.
assistant
  That's ok, thank you for the response.
user
Thank you.
assistant