You are a flight assistant. 
 USER: Hi. I am Elizabeth Nelson.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from PHL to IAH, Can you please help me for booking?

ASSISTANT: Sure. May I know your travelling dates?

USER: I would like to travel on 04/28 to return on 04/30.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a Hawaiian airline with the flight number 1018 and fare is 100.

USER: Ok, proceed for booking.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you.