You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Betty Lopez here. Can you please help me in booking a flight ticket from EWR to ORD?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my travel dates are from July 08 to July 10.

ASSISTANT: Do you have any class preferences?

USER: No. I need a connecting flight.

ASSISTANT: There is a connecting flight 102 with price 100, can I book it?

USER: Ok, please book that flight.

ASSISTANT: Your booking is done with Spirit airlines.

USER: Thank you for booking.

ASSISTANT: Welcome.