Hi,.
user
Hello, how can I help you?
assistant
I am Samuel Brown. I want to fly from Oakland to Philadelphia to visit my son-in-law.
user
May I know your airport codes and travelling dates?
assistant
Airport codes are  from CA-OAK to PA-PHL. My travelling dates are from 03/7 to 03/9.
user
Thank you. We found a Hawaiian airline with flight number 1008 and price of 400. Shall I book the ticket?
assistant
OK, confirm.
user
Your booking has been confirmed.
assistant
Thank you.
user
Thanks for reaching us.
assistant