You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Wilson.

ASSISTANT: How may I help you today?

USER: I want to travel from ORD to SEA. Can you help me to book a flight ticket?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates please?

USER: I want to fly in the flight on 10/12 and 10/14.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your own time.

ASSISTANT: Hawaiian airlines is having a flight on that route with ticket fare of 200, shall I proceed for booking?

USER: Proceed to booking.

ASSISTANT: I have successfully booked your ticket with flight-1024, have a safe journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.