You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Kevin Martinez. I want to book a flight from Detroit - DTW to San Francisco - SFO, can you please help?

ASSISTANT: May I know your travel cdates?

USER: I will travel on Oct 3rd and 5th.

ASSISTANT: Soory, we couldn't found any flightd for you.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for reaching us.