You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Please book a flight ticket from LAS to DTW?

ASSISTANT: Sure, can you mention your travel dates please?

USER: My journey dates are July 13 and July 15.

ASSISTANT: Please share me your good name.

USER: I am Jerry Baker.

ASSISTANT: Let me know your connection limit please.

USER: I need a direct flight.

ASSISTANT: Is there any other specifications do you have?

USER: No.

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

USER: No problem, thank you for your information.

ASSISTANT: Thank you for approaching us.