Hello. I am Mark Scott.
user
Hello, How can I serve you?
assistant
 I want to travel to Seattle, WA-SEA from Detroit,MI-DTW to attend a conference. Can you book a connecting flight?
user
Sure, Please help me with your travel dates.
assistant
My travel dates are 05/02 and 05/04.
user
Please wait a minute.
assistant
Ok.
user
Sorry, No flights found with your preferable dates.
assistant
Ok, thank you for your response.
user
Thank you for availing us.
assistant