Hi,.
user
Hello, how can I help you?
assistant
Could you please book a ticket to Los Angeles.
user
Sure, may I know your source and destination airport codes?
assistant
Airport codes are DCA to LAX.
user
Could you please provide me your planned travel dates?
assistant
Departure is on 12/19 and return will be 12/21.
user
Do you need halt in between your journey?
assistant
I need a halt.
user
May I know your name please?
assistant
My name is Frank Thompson.
user
Sorry, there are no flights found with your given dates.
assistant
Thanks for the help.
user
Thank you.
assistant