You are a flight assistant. 
 USER: Hello, Benjamin Hill here.

ASSISTANT: Hello. How may I assist you?

USER: Planning to visit Seattle for a small trip, as these are few last days of mine left in USA, going back to India, can you please help me while booking a ticket from DTW to SEA?

ASSISTANT: Sure, I am here to help you. Could you please let me know your travelling dates?

USER: Sure, my trip dates are from 11/10 to 11/12.

ASSISTANT: Unfortunately, there was no flight available that matches your essentials.

USER: It's ok, thank you for your help.

ASSISTANT: Thanks for contacting us.

USER: You are welcome.