Hello. Nichole Johnson here.
user
Hello, How may I assist you today?
assistant
I would like to book a flight ticket for my journey to attend a funeral,  can you book a flight from IAH - DTW for me?
user
Can I know your respective dates?
assistant
My travelling dates for this journey will be from 12/10 to 12/12.
user
Sorry, Nichole Johnson there is no flight found as per your  travelling details.
assistant
Oh! That's sad to know, thank you for checking anyways.
user
Thank you for reaching us.
assistant
You are most welcome.
user