You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself John Allen.

ASSISTANT: How may I assist you today?

USER: I need to schedule my trip to travel Charlotte. Can you please help me in reserving the ticket from LAS to CLT?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: I will drop-off 04/15 and again I will retrieve on 04/17.

ASSISTANT: Please wait a moment to check the flights on your route.

USER: Sure, I will wait for your kind response.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 200 provided by Southwest airlines. Are you ok with this?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1017.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for reaching us, have a great journey.