You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Andrew Hill here.

ASSISTANT: How may I assist you now?

USER: I'm planning to attend a wedding, can you book a ticket from DTW to CLT?

ASSISTANT: Andrew Hill, may I know your travelling dates?

USER: Sure, my planned departure and return travel dates are 28th and 30th of April.

ASSISTANT: May I know your departing and arrival time for this journey?

USER: I want to return in the morning.

ASSISTANT: Do you need a connecting flight?

USER: Yes, my maximum connection has to be 1.

ASSISTANT: I am so sorry to tell you, there are no flights available for your journey.

USER: That's ok, thank you anyways.

ASSISTANT: Thank you for choosing our services. Have a nice day.