You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I planning to have vacation to Denver, can you please help me with booking?

ASSISTANT: Sure, please provide me your journey details?

USER: Sure, I want to travel on 05/19 to 05/21. My airport codes are from HOU to DEN. I need a connecting flight.

ASSISTANT: We have 2 connections flight.

USER: Sorry I need a connecting flight. Please do not proceed.

ASSISTANT:  Thank you for availing us. May I know your name?

USER: Thank you for your response. I am Scott Davis.