You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Kevin Phillips here.

ASSISTANT: How may I assist you?

USER: I would like to book a ticket from IAD to BOS, can you please help me with that?

ASSISTANT: Sure, I will help you. May I know your trip dates please?

USER: The travel dates are from 10/25 to 10/27.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Kevin, I found a flight for you in Hawaiian airlines with price 100. Can I book your ticket?

USER: Please proceed booking my ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1001.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.