You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: My name is Anthony Phillips, can you help me to book a flight ticket of class economy to meet my nephew in OAK from New York?

ASSISTANT: Sure, can I know your preferable dates?

USER: Ok, please book for the dates 8th AUG and 10th AUG respectively.

ASSISTANT: Sure, do you have any connection limit?

USER: My planned origin airport code is NY - EWR. Please book a flight which has 1 connection limit.

ASSISTANT: I am extremely sorry, there are no flights available with your given dates.

USER: Ok, I will book a ticket by other means. Anyways thank you for assisting me.

ASSISTANT: Thank you, have a great day ahead.