Hello,.
user
Hello, how can I assist you for the day?
assistant
Please book a ticket from Oakland, CA-OAK to Dallas & Fort Worth, TX-DFW.
user
Sure, I am here to help you. May I know your good name?
assistant
I am Elizabeth Green.
user
When you are willing to travel?
assistant
Departure date is 03/21 and 03/23 is my return date.
user
Please wait for a moment.
assistant
Sure.
user
Sorry, we found no flights on your given dates.
assistant
Thank you.
user
Thank you for reaching us.
assistant