You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I aid you?

USER: I am Daniel Smith. I want to attend Tulip Time Festival in Detroit, DTW.

ASSISTANT: Sure, please ensure your travel dates?

USER: Can you please help me in booking a flight ticket on 11/21 to 11/23?

ASSISTANT: Ok, please mention your source airport?

USER: I need a connected flight. My origin airport code is San Francisco, SFO.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: We are glad to inform you that we found a Delta airline available for you. Airfare is 200 with one connection. Shall I proceed to reserve?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1005.

USER: Thanks for your help.

ASSISTANT: Thank you for spending your valuable time with us.