You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to book a ticket from DTW to EWR, can you please help me out?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: I am travelling on these dates March 15th and 17th.

ASSISTANT: Do you need any flag stop in between journey?

USER: I need single connected flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I don't have any other specifications.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: Betty Martinez here.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes.

USER: Ok no problem, thank you for your services.

ASSISTANT: Thank you for reaching us.