You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I be of your help?

USER: I need to meet my brother at ORD from OAK, please help me with booking a ticket.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from 11/11 to 11/13.

ASSISTANT: Could you please provide your name for booking process?

USER: I am Janet Young.

ASSISTANT: Sorry for the inconvenience, there were no flights found with your given information.

USER: Fine, thank you.

ASSISTANT: Thank you. Have a good day.