You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Please book a flight ticket from SFO to DTW?

ASSISTANT: Sure, may I know the planned travel dates to check for the flight availability?

USER: My journey dates are Dec 02 and Dec 04.

ASSISTANT: Do you have any specifications in connection limit?

USER: I need a connecting flight.

ASSISTANT: Please provide me the name.

USER: I am Katherine Miller.

ASSISTANT: Do you have any other specifications like airline or class?

USER: I am comfortable with any class.

ASSISTANT: Sorry, there are no flights are available for your desired intent.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for reaching us.