You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: Myself Scott Lee. I need to visit submit my arts in Menil Collection which is in Houston, so can you please help me to get direct flight to reach Houston?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to travel on dates of 03/20 and 03/22.

ASSISTANT: From which airport you want to start and which airport you want to land, can you please share the codes of respective airport codes?

USER: Sure, I would like to travel from AUS to IAH. It is an emergency task, can you please check for direct flight?

ASSISTANT: Sorry, there is no direct flight in this route.

USER: Oh! Sad to hear.

ASSISTANT: Thank you for reaching us.

USER: I will go with another transport mode. Thank you for checking.

ASSISTANT: You are welcome. Have a great day.