You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carol Nelson.

ASSISTANT: How can I assist you?

USER: Can you help me in booking from IAH to LAS?

ASSISTANT: Sure, can you please provide your travelling dates?

USER: My travelling dates are 02/10 to 02/12.

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

USER: You can book it.

ASSISTANT: Carol Nelson, your ticket is booked with flight number 1018.

USER: Thank you for helping.

ASSISTANT: Thank you, have a safe journey.