Hello.
user
Hello, how may I help you?
assistant
Please book a ticket from IAH to DTW to meet my sister on her birthday.
user
Sure, may I know your trip dates please?
assistant
My travelling dates are Nov 1 and Nov 3.
user
Do you have any other requirements?
assistant
I want single connection.
user
Can I know your name please?
assistant
I am Dorothy Lee.
user
Sorry, we regret to inform you that there is no flight available as per your request.
assistant
Ok, no worries. Thank you.
user
My pleasure.
assistant