Hello. I am John Perez.
user
Hello, how may I help you?
assistant
I have to attend a Live Concert at Detroit, could you please help me with booking a flight ticket from IAH to DTW?
user
Sure, may I know your planned travel dates?
assistant
I would like to depart on May 1st and return on May 3rd.
user
Do you have any specifications?
assistant
Make sure that my return time is afternoon.
user
Ok, please wait for a while.
assistant
Sure, take your time.
user
Sorry, there are no flights found with your given details.
assistant
That's ok, not an issue. Anyways, thank you for the information.
user
Thank you for opting us.
assistant