You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kevin Lewis here.

ASSISTANT: How can I assist you?

USER: Can you book my flight ticket from DEN to LGA?

ASSISTANT: I can help you with that.

USER: Thanks.

ASSISTANT: Can you share the travel dates please?

USER: From 12/28 to 12/30.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight for you in Hawaiian airline, shall I book it?

USER: Yes.

ASSISTANT: I have booked your ticket with flight number 1010.

USER: Thank you.

ASSISTANT: You are welcome.