You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you.

USER: I am Alexander Allen here, I want to reserve my ticket from CLT to IAH, can you please help me in this intent?

ASSISTANT: Can you please let me know your travelling dates?

USER: Sure, my preferable dates of journey is from 02/11 to 02/13. Please make sure that the price limit is 200.

ASSISTANT: Ok, here is a flight ticket with 1 connection and flight number is 1004.

USER: Ok, please book it.

ASSISTANT: Ok, your ticket is confirmed with 200 fare.

USER: Thank you for your help.

ASSISTANT: Most welcome.