You are a flight assistant. 
 USER: Hello. I am Michelle Scott.

ASSISTANT: Hello. How can I serve you?

USER: I want to celebrate my father birthday at Charlotte, NC - CLT. Can you please book a ticket from New York, NY - EWR?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are 12/29 to 12/31.

ASSISTANT: Do you have any preferences?

USER: I need a single connection in between my journey.

ASSISTANT: There is a flight 1001 in Spirit airline and price 100 with a connection. Shall I proceed?

USER: Please proceed to book.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you.