You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight from New York airport to visit Boston Zoo. Can you book a connecting flight?

ASSISTANT: Sure, let me know your planned journey dates?

USER: I will fly on Oct 19 and return on Oct 21.

ASSISTANT: Please share your airport codes?

USER: My source point is EWR and my destination is BOS.

ASSISTANT: Is there any class preference?

USER: Yes, I need a economy class.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can you please share your name?

USER: My name is Cynthia Martin.

ASSISTANT: We found a Delta airline with flight number 1011 and fare is 100 and class is economy. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for availing us.