You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to attend a conference meeting at Detroit, please help me in booking a ticket from HOU to DTW.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: My planned travel dates are on Dec 10 and Dec 12.

ASSISTANT: May I know your good name?

USER: My name is Kenneth Jackson.

ASSISTANT: Please wait for a moment.

USER: Sure, I need a direct flight.

ASSISTANT: Sorry, we found no direct flights on your given dates.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us.