You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Myself Katherine Lewis. I want to travel from IAH to LAS, can you please book a flight ticket for me?

ASSISTANT: Sure, can you help me with your journey dates?

USER: My travel dates are from 07/13 and 07/15.

ASSISTANT: Thank you, please hold on. I have found a flight-1002, shall I proceed?

USER: Sure, please proceed with it.

ASSISTANT: Your ticket has been booked, price is 100. Have a nice journey.

USER: Thank you so much.

ASSISTANT: Welcome.