You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I have an appointment with my doctor in New York, NY - LGA, can you please help me to book a flight from New Yorl, NY - EWR?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, Christine Martin here.

ASSISTANT: Ok, kindly assign me your preferable dates to travel.

USER: I will travel from 12/06 to 12/08.

ASSISTANT: Ok, is there any preference in connection?

USER: I am fine with one connecting flight.

ASSISTANT: Please wait a moment, I will check the availability and get back to you with the status.

USER: Sure.

ASSISTANT: Thank you for waiting, we have a connecting flight in JetBlue airline with price 200 from flight 1018. Shall I proceed with the booking?

USER: Please book this flight on behalf of me.

ASSISTANT: Your booking has been confirmed in economy class.

USER: Thank you for your smooth service.

ASSISTANT: Thank you for availing us.