You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you at this moment?

USER: Can you please help me in booking a flight ticket to EWR from DTW?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My travel dates are from Jan 26 to Jan 28.

ASSISTANT: Do you have any connection limit preference?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications for this trip?

USER: I would like to travel in business class.

ASSISTANT: May I know your name to proceed further?

USER: I am Anthony Collins.

ASSISTANT: Anthony Collins, there are no flight services available on this route on your provided dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.