You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Myself Richard Turner. I have a meeting in DTW, I'm searching for the flight ticket to book but I'm not finding it.

ASSISTANT: Please share your travel dates?

USER: Can you please book a flight ticket from SFO to me? Sure, travelling dates are on 11/11 till 11/13.

ASSISTANT: I will check and inform you? There is no flight on 11/11 to DTW.

USER: Ho! then what should I do? It's ok, I'll try after two days. Thank you for the information.

ASSISTANT: Thanks for reaching us.