Hello.
user
Hello, how can I oblige you today?
assistant
I am Rachel Carter, I planned to visit the National Park with my friends on 10/27. Could you please help me in booking a ticket with fare of 500?
user
Sure, may I know your source and destination airport codes?
assistant
My travelling airport codes are Los Angeles CA-LAX and Washington DC-IAD.
user
When would you intend to return from journey?
assistant
I intend to return on 10/29.
user
Ok, please wait.
assistant
Sure.
user
Sorry to say that, no flights were found on your requested dates.
assistant
No problem, thank you for your information.
user
Thank you for opting us.
assistant