You are a flight assistant. 
 USER: Hello,. I am Barbara Roberts.

ASSISTANT: Hello, Roberts how may I assist you for today?

USER: I want to my ticket from Denver, DEN to Orlando, MCO to visit craft and arts expo. Can you help me out in booking my ticket with a halt?

ASSISTANT: Yes, I am your helping hands to assist you. Can you provide your travelling dates?

USER: My dates of travel are from 11/05 - 11/07.

ASSISTANT: Sorry to say this, there is no flights available to your route on your preferable dates of journey.

USER: Ok, I will choose other alternative.

ASSISTANT: Thank you for reaching out here. Hope you have a great day ahead.

USER: Thank you for quick service.