Hello.
user
Hello, In what way shall I assist you for the day?
assistant
Can you please help me to book a flight from EWR to ORD?
user
Sure, can I know your good name please?
assistant
I am Patricia Robinson.
user
 When you are willing to travel?
assistant
I want to travel on Mar 18 and need to return on Mar 20.
user
Do you need direct flight or connecting flight?
assistant
I need a connecting flight.
user
Are there any other specifications?
assistant
I prefer an economy class to travel.
user
Sorry to say that, there are no flights available on the routes of your journey.
assistant
Ok, not an issue. Thank you for checking.
user
Thank you for availing us.
assistant