You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: Can you please help me in booking my flight ticket from MSP to IAH?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Sure, my travelling dates are from 08/11 to 08/13.

ASSISTANT: Can I know your name please?

USER: Myself Joshua Collins.

ASSISTANT: Do you need any specifications?

USER: I need a direct flight. Also,  I would like to prefer economy class.

ASSISTANT: Can I know your other specifications?

USER: There are no more specifications.

ASSISTANT: There is a direct flight with flight number 1015, can I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked flight number 1015.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.