Hi, I am Samantha Martinez.
user
Hello, how can I be at your service today?
assistant
I would like to attend Environmental Science Conferences in Lawrence Hall of Science at Oakland, OAK. Can you help me with booking a flight ticket from DCA?
user
Sure, we would be happy to help you. Please let me know your willing dates to travel.
assistant
Travelling dates are 07/27 and 07/29.
user
Do you need a halt within your journey?
assistant
I need a halt in between the journey.
user
Ok, please be on hold for a moment.
assistant
Ok.
user
Sorry to inform you that there is no flight available on your schedule dates.
assistant
Ok, no issues. Thanks for the help.
user
Thank you for picking us.
assistant