You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Patrick Green. I would like to book a ticket from CLT to DTW, can you please help me out?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I am travelling on these dates 02/03 and 02/05.

ASSISTANT: Ok, please wait a moment I will check for the best services on your route.

USER: Make sure my connection limit is 0.

ASSISTANT: Sorry to say, no flights were found on your route for your required dates.

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

ASSISTANT: Thank you for reaching us, have a nice day.