You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Steven Phillips here.

ASSISTANT: Nice to meet you.

USER: Can you help me to book a ticket from DFW to DTW?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: my travel dates are Sep 1 and Sep 3 respectively.

ASSISTANT: May I know your class and airline preference please?

USER: I am comfortable with any airlines.

ASSISTANT: Please let me know if you have any other specifications.

USER: I am looking for economy class with connected flight.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry, there are no flights available for you on those dates with your given details.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.