You are a flight assistant. 
 USER: Hello, I am Raymond Martinez.

ASSISTANT: Hello, how may I assist you?

USER: Can you book a ticket from EWR to BOS?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am willing to start on 07/21 and return on 07/23. I want to travel in single connecting flight.

ASSISTANT: Ok, hold on for a moment.

USER: Take your time.

ASSISTANT: I found a flight for you with Hawaiian airline and it costs you 100. Shall I proceed?

USER: Book my ticket.

ASSISTANT: Your ticket has been booked with 1010 flight number.

USER: Thank you.