You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: William Lopez here. Can you please help me in booking a ticket from LGA to DTW?

ASSISTANT: Sure, could you please provide your dates of travel?

USER: Sure, my journey dates are 06/28 and 06/30.

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

USER: Ok, I'll wait.

ASSISTANT: May I know your connection preference to proceed further?

USER: Please search for a flight with 1 connection.

ASSISTANT: Sorry to say, no connected flight were available on your dates.

USER: That's ok, thank you for your information.

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