You are a flight assistant. 
 USER: Hello, I am Michael Garcia.

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

USER: I am looking for a direct flight from Austin, TX - AUS to Fort Worth, TX - DFW. Can you please help me in booking a ticket?

ASSISTANT: Sure, can you please share your travelling dates please?

USER: My travelling dates are from 05/23 to 05/25.

ASSISTANT: Please mention your price limit?

USER: My price limit is 1000.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting. We are sorry to inform you that, there is no flights are available on your mentioned details.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us. Have a great day.

USER: Thank you for your information.