Hi. I am Linda Gonzalez.
user
Hello, how can I aid you?
assistant
Please book a flight ticket on dates 04/28 and 04/30.
user
Sure, can I know your airport codes?
assistant
My airport codes are HOU and DTW.
user
Do you have any class preference?
assistant
 No.
user
Any other requirements to be met?
assistant
I would like to depart in the morning and return at afternoon.
user
Ok, please wait a minute.
assistant
Ok.
user
Sorry, there were no flights found on your specified time.
assistant
That's ok, thank you for the response.
user
Thank you.
assistant