You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please book a flight ticket from DFW to EWR?

ASSISTANT: Your travelling dates please?

USER: My journey dates are Jan 23 and Jan 25.

ASSISTANT: Do you have any connections limit?

USER: I need a connecting flight.

ASSISTANT: Is there any specifications?

USER: No.

ASSISTANT:  There is a flight with single connection in Hawaiian airlines, can I proceed for booking in 1020 flight?

USER: Go ahead.

ASSISTANT: On which name can I proceed for booking?

USER: I am Jacob Robinson.

ASSISTANT: Your booking is done in economy class.

USER: Thank you for your help.