You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: Can you please book a ticket from DTW to SFO to enjoy with my friends?

ASSISTANT: Sure, May I know the travelling dates?

USER: My travelling dates are Sept 8 and Sept 10.

ASSISTANT: Do you have any connection limit?

USER: I would like to fly in single connected flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: Please help me with your name.

USER: Sure, I am Jonathan Taylor.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for availing us.