Hello.
user
Hello. How can I assist you today?
assistant
I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket from SEA to HOU?
user
Please share your travelling dates.
assistant
I would like to depart on Sept 15th and return on Sept 17th.
user
Do you need any connection limit?
assistant
I need a flight with single stopover.
user
May I know your name?
assistant
I am Shirley Lopez.
user
Do you have any specifications?
assistant
I need a flight ticket in economy class. And make sure that my depart time must be afternoon.
user
Please wait.
assistant
Sure, take your time.
user
 Sorry, no flights are available with your requirements.
assistant
Ok, not an issue. Anyways, thank you for the information.
user
Thank you for choosing us.
assistant