You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please find a flight for me to travel from BOS to DTW?

ASSISTANT: Sure, Can you please share your travelling dates?

USER: I will travel in December On 28th and 30th.

ASSISTANT: Do you have any limits on number of connections?

USER: I am fine with one connection.

ASSISTANT: Do you have class preference?

USER: I prefer to fly in economy class.

ASSISTANT: May I know your name?

USER: My name is George Moore.

ASSISTANT: Is there any other specifications?

USER: I want to depart in the evening time.

ASSISTANT: Sorry, there are no flights found based on your details.

USER: No problem, thank you anyway.

ASSISTANT: Thank you for choosing us.