You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Ryan Parker want to organise Food festival at CA-OAK. Can you book a connecting flight from PA-PHL?

ASSISTANT: Sure, let me know your preferable dates?

USER: My travel dates are 06/25 and 06/27.

ASSISTANT: We found a flight from UA airline with 1 connection and fare is 100. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is confirmed and flight number is 1019.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.