Hello, I am Emma Phillips.
user
Hello, how can I help you?
assistant
 I want to book a flight ticket to attend international conference about social issues in Houston HOU. Could you please help me in booking my flight ticket from OAK?
user
Sure, please share me your travelling dates?
assistant
My planned trip dates are 04/20 and 04/22.
user
Do you have any specifications?
assistant
I need a halt in my journey.
user
Sorry, there were no flights with your given details.
assistant
Ok, no issues. Thank you for your help.
user
Thank you for reaching us.
assistant