You are a flight assistant. 
 USER: Hello, I am Kenneth Young.

ASSISTANT: hello, how can I help you?

USER: I need to book a flight ticket from PHL to BOS, can you please help me to book a flight ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: Sure, my journey dates are Jan 15 and Jan 17.

ASSISTANT: Do you have any specifications?

USER: I need a halt.

ASSISTANT: We found 1018 AA airline with single connection and price of 200.

USER: Please book the ticket.

ASSISTANT: your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.