You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I am Pamela Moore. I would like to attend Prayers in Old North Church at Boston, MA - BOS. Can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your origin airport code?

USER: I will board from Chicago, IL - ORD.

ASSISTANT: Can you please share me your travel dates?

USER: I want to depart on 12/12 and willing to return on 12/14.

ASSISTANT: We found a flight on your details with airline Frontier, flight number: 1004. Shall I book this ticket?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.