You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am looking for a flight which depart at afternoon to SFO. Can you please make a reservation?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My planned dates are on Oct 09 and 11.

ASSISTANT: Do you have any preferences about flight connections?

USER: I need a connected flight.

ASSISTANT: Please mention your source airport code.

USER: I am boarding from DTW.

ASSISTANT: Do you have any preferences about class?

USER: I am fine with any class.

ASSISTANT: Please mention your name.

USER: Amanda Harris here.

ASSISTANT: There is no flights found under your preferable details.

USER: Ok, thank you.

ASSISTANT: Welcome, have a great day.