You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Rebecca Scott here.

ASSISTANT: How can I assist you at this moment?

USER: I want to book a flight from LGA - SEA on the dates from 12/27 to 12/29. Can you help me please?

ASSISTANT: Sure, I will help you with this.

USER: Thank you.

ASSISTANT: Southwest airlines is available on this route with a ticket fare of 200, shall I book your ticket?

USER: Ok, please proceed with booking.

ASSISTANT: Rebecca Scott, your ticket is booked with flight number 1002.

USER: Thank you for helping me.

ASSISTANT: Thank you, have a safe journey.

USER: Most welcome.