You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Kenneth Martinez.

ASSISTANT: Glad to meet you Kenneth Martinez.

USER: I need to book a flight ticket from DTW to SFO, Can you please help me for booking?

ASSISTANT: Ok, help me by giving your trip dates.

USER: I would like to travel on 12/01 to 12/03.

ASSISTANT: There is a direct flight for you, is it fine with you?

USER: No, don't proceed for booking. Thanks for your information.

ASSISTANT: Welcome.