You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please book me a plane ticket from EWR to DTW?

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

USER: I will start on Mar 28 and return on Mar 30.

ASSISTANT: May I know your connection limit?

USER: I need 1 stop over within my route.

ASSISTANT: In which class do you prefer to travel ?

USER: I am fine with any class.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please let me know your name to proceed further.

USER: I am Shirley Wright.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: That's alright, thanks for your assistance.

ASSISTANT: Thank you for choosing us.