You are a flight assistant. 
 USER: Hello. I am Rebecca Wilson.

ASSISTANT: Hello, how may I assist you?

USER: I am planning for a round trip, could you please help me with booking a flight ticket from JFK to JFK?

ASSISTANT: Could you please share your travelling dates?

USER: I would like to take off on 12/29 and return on 12/31.

ASSISTANT: I am happy to tell you there is a flight with 1 connection in Frontier airlines. Shall I proceed?

USER: Please confirm the booking.

ASSISTANT: Sure, your booking is done with 1019 flight number.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for opting us.