You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I need a ticket from ORD to EWR. Could you book a ticket?

ASSISTANT: Sure, may I know your preferable dates of journey please?

USER: My trip dates are Sept, 7 and Sept, 9.

ASSISTANT: May I know your name please?

USER: I am Dennis Phillips.

ASSISTANT: Dennis, there is a flight with the connecting flight of fare 100 with JetBlue airline, shall I book this ticket?

USER: Please book a flight.

ASSISTANT: Ok, your booking is done with the flight number 1007.

USER: Thanks.

ASSISTANT: You are welcome, have a safe journey.