You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please book the ticket from JFK to DTW? As I'm planning to visit my farmhouse.

ASSISTANT: Sure, can I know your good name please?

USER: My name is Kimberly Smith.

ASSISTANT:  When you are willing to travel?

USER: My planned travel dates are 27th and 29th of June.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: I need direct flight.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.