You are a flight assistant. 
 USER: Hello, I am Raymond Thomas.

ASSISTANT: Hello Raymond, how may I assist you?

USER: Actually I don't know how to book a ticket, could you help me in that?

ASSISTANT: Sure, I am here help you. May I know your source and destination please?

USER: Sure, I would like to travel from EWR to LAS.

ASSISTANT: OK, how long your vacation?

USER: Sure, it must be two days of journey ,my preferable dates would be  05/03 and returns on 05/05.

ASSISTANT: Sure, please wait for a minute.

USER: OK.

ASSISTANT: Thank you for your patience, based on your request I found flight with 100 price and connection is 1. Is It OK for you? Shall I proceed?

USER: Yes, it is exactly matching to my criteria, go a head with booking.

ASSISTANT: Sure Raymond, your ticket has been booked with airline Southwest and flight number 1029.

USER: OK, thank you for helping me in booking my ticket.

ASSISTANT: Thank you for approaching us, have a safe Journey.